, HDD mon - New York     ,, HDD mon - New York     ,, HDD mon - New York     ,, HDD mon - New York     ,, HDD mon - New York     ,, HDD mon - New York     ,, HDD mon - New York     ,, HDD mon - New York     ,
                    , HDD mon - New York1st  ,, HDD mon - New York2nd  ,, HDD mon - New York3rd  ,, HDD mon - New York4th  ,, HDD mon - New York5th  ,, HDD mon - New York6th  ,, HDD mon - New York7th  ,, HDD mon - New York8th  ,
                    , HDD mon - New York;    ,, 2nd nearest expn       ,, Third nearest expn     ,, Fourth nearest expn    ,, Fifth nearest expn     ,, Sixth nearest expn     ,, Seventh nearest expn   ,, Eighth nearest expn    ,
                    , Nearest expiration     ,,                        ,,                        ,,                        ,,                        ,,                        ,,                        ,,                        ,
             ,  Nov.2001 to May.7.2009,,  Nov.2001 to May.7.2009,,  Nov.2001 to May.7.2009,,  Nov.2001 to May.7.2009,,  Nov.2001 to May.7.2009,,  Nov.2001 to May.4.2009,,  Nov.2001 to Nov.3.2008,,  Nov.2001 to Apr.4.2005,
End of       ,       Avg daily Volume ,,       Avg daily Volume ,,       Avg daily Volume ,,       Avg daily Volume ,,       Avg daily Volume ,,       Avg daily Volume ,,       Avg daily Volume ,,       Avg daily Volume ,
2009-05             ,         na,   5 day avg ,         na,   5 day avg ,         na,   5 day avg ,         na,   5 day avg ,         na,   5 day avg ,         na,   2 day avg ,         na,   0 day avg ,         na,   0 day avg 
2009-04             ,         na,  22 day avg ,         na,  20 day avg ,         na,  18 day avg ,         na,  18 day avg ,         na,  18 day avg ,         na,  18 day avg ,         na,   0 day avg ,         na,   0 day avg 
2009-03             ,         na,  22 day avg ,         na,  22 day avg ,         na,   1 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2009-02             ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,   1 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2009-01             ,     25.375,  16 day avg ,     10.938,  16 day avg ,      6.250,  16 day avg ,      3.125,  16 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2008-12             ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,   2 day avg ,         na,   0 day avg ,         na,   0 day avg 
2008-11             ,     34.211,  19 day avg ,      7.895,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,   1 day avg ,         na,   0 day avg 
2008-10             ,         na,  23 day avg ,      4.348,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,   0 day avg 
2008-09             ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,   0 day avg 
2008-08             ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  20 day avg ,         na,   5 day avg ,         na,   0 day avg 
2008-07             ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,   0 day avg ,         na,   0 day avg 
2008-06             ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,   0 day avg ,         na,   0 day avg 
2008-05             ,         na,  17 day avg ,         na,  17 day avg ,         na,  17 day avg ,         na,  17 day avg ,         na,   4 day avg ,         na,   3 day avg ,         na,   0 day avg ,         na,   0 day avg 
2008-04             ,      1.000,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,   2 day avg ,         na,   0 day avg ,         na,   0 day avg 
2008-03             ,     90.550,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  16 day avg ,         na,   0 day avg ,         na,   0 day avg 
2008-02             ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,   0 day avg ,         na,   0 day avg 
2008-01             ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  19 day avg ,         na,   0 day avg ,         na,   0 day avg 
2007-12             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2007-11             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2007-10             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2007-09             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2007-08             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2007-07             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2007-06             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2007-05             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2007-04             ,         na,   5 day avg ,         na,   5 day avg ,         na,   5 day avg ,         na,   5 day avg ,         na,   5 day avg ,         na,   5 day avg ,         na,   1 day avg ,         na,   0 day avg 
2007-03             ,     37.364,  22 day avg ,      9.091,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,   0 day avg 
2007-02             ,     61.600,  20 day avg ,     40.250,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  19 day avg ,         na,   0 day avg 
2007-01             ,     96.667,  21 day avg ,     48.000,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  15 day avg ,         na,   0 day avg 
2006-12             ,     10.000,  20 day avg ,     18.250,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,   0 day avg 
2006-11             ,     15.238,  21 day avg ,     26.190,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,   0 day avg 
2006-10             ,         na,  22 day avg ,      1.364,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,   0 day avg 
2006-09             ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,   0 day avg 
2006-08             ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,   0 day avg 
2006-07             ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,   0 day avg 
2006-06             ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,   0 day avg 
2006-05             ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,   0 day avg 
2006-04             ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,   0 day avg 
2006-03             ,     39.783,  23 day avg ,      3.696,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,   0 day avg 
2006-02             ,     78.158,  19 day avg ,     55.526,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  17 day avg ,         na,   0 day avg 
2006-01             ,      6.250,  20 day avg ,      8.750,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  18 day avg ,         na,   0 day avg 
2005-12             ,      4.286,  21 day avg ,      9.524,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,   0 day avg 
2005-11             ,     15.476,  21 day avg ,      9.810,  21 day avg ,         na,  21 day avg ,      2.381,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,   0 day avg 
2005-10             ,      7.143,  21 day avg ,      3.333,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,   0 day avg 
2005-09             ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,   0 day avg 
2005-08             ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,   0 day avg 
2005-07             ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,   0 day avg 
2005-06             ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,   0 day avg 
2005-05             ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,   0 day avg 
2005-04             ,      2.381,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,   1 day avg 
2005-03             ,     30.682,  22 day avg ,      4.545,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,   0 day avg 
2005-02             ,     17.158,  19 day avg ,      0.526,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  18 day avg ,         na,   0 day avg 
2005-01             ,      6.250,  20 day avg ,      3.750,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,   0 day avg 
2004-12             ,      2.273,  22 day avg ,      0.364,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,   1 day avg 
2004-11             ,      5.952,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,   0 day avg 
2004-10             ,      3.762,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,   0 day avg 
2004-09             ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,   0 day avg 
2004-08             ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,   0 day avg 
2004-07             ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,   0 day avg 
2004-06             ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,   0 day avg 
2004-05             ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,   0 day avg 
2004-04             ,      5.762,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,   1 day avg 
2004-03             ,      2.000,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,  23 day avg ,         na,   0 day avg 
2004-02             ,      0.789,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,   0 day avg 
2004-01             ,      1.350,  20 day avg ,      1.100,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,   0 day avg 
2003-12             ,      3.545,  22 day avg ,      1.227,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         na,  20 day avg ,         na,   0 day avg 
2003-11             ,      0.632,  19 day avg ,      0.789,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,  19 day avg ,         na,   0 day avg 
2003-10             ,      0.952,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,   0 day avg 
2003-09             ,      0.125,  16 day avg ,         na,  16 day avg ,         na,  16 day avg ,         na,  16 day avg ,         na,  16 day avg ,         na,  16 day avg ,         na,  16 day avg ,         na,   0 day avg 
2003-08             ,         na,  16 day avg ,         na,  16 day avg ,         na,  16 day avg ,         na,  16 day avg ,         na,  16 day avg ,         na,  16 day avg ,         na,  16 day avg ,         na,   0 day avg 
2003-07             ,         na,  15 day avg ,         na,  15 day avg ,         na,  15 day avg ,         na,  15 day avg ,         na,  15 day avg ,         na,  15 day avg ,         na,  15 day avg ,         na,   0 day avg 
2003-06             ,         na,  16 day avg ,         na,  16 day avg ,         na,  16 day avg ,         na,  16 day avg ,         na,  16 day avg ,         na,  16 day avg ,         na,  16 day avg ,         na,   0 day avg 
2003-05             ,         na,  15 day avg ,         na,  15 day avg ,         na,  15 day avg ,         na,  15 day avg ,         na,  15 day avg ,         na,  15 day avg ,         na,  15 day avg ,         na,   0 day avg 
2003-04             ,      0.636,  11 day avg ,      2.000,  10 day avg ,         na,   9 day avg ,         na,   9 day avg ,         na,   9 day avg ,         na,   9 day avg ,         na,   9 day avg ,         na,   0 day avg 
2003-03             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2003-02             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2003-01             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2002-12             ,         na,   9 day avg ,         na,   9 day avg ,         na,   9 day avg ,         na,   9 day avg ,         na,   9 day avg ,         na,   9 day avg ,         na,   9 day avg ,         na,   0 day avg 
2002-11             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2002-10             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2002-09             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2002-08             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2002-07             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2002-06             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2002-05             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2002-04             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2002-03             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2002-02             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2002-01             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2001-12             ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2001-11             ,         na,   1 day avg ,         na,   1 day avg ,         na,   1 day avg ,         na,   1 day avg ,         na,   1 day avg ,         na,   1 day avg ,         na,   1 day avg ,         na,   1 day avg