, B20 .. Global 2020     ,, B20 .. Global 2020     ,, B20 .. Global 2020     ,, B20 .. Global 2020     ,, B20 .. Global 2020     ,, B20 .. Global 2020     ,, B20 .. Global 2020     ,, B20 .. Global 2020     ,, B20 .. Global 2020     ,, B20 .. Global 2020     ,, B20 .. Global 2020     ,
                    , B201st                 ,, B202nd                 ,, B203rd                 ,, B204th                 ,, B205th                 ,, B206th                 ,, B207th                 ,, B208th                 ,, B209th                 ,, B2010th                ,, B2011th                ,
                    , B20 .. Global 2020;    ,, 2nd nearest expn       ,, Third nearest expn     ,, Fourth nearest expn    ,, Fifth nearest expn     ,, Sixth nearest expn     ,, Seventh nearest expn   ,, Eighth nearest expn    ,, Ninth nearest expn     ,, Tenth nearest expn     ,, Eleventh nearest expn  ,
                    , Nearest expiration     ,,                        ,,                        ,,                        ,,                        ,,                        ,,                        ,,                        ,,                        ,,                        ,,                        ,
                    , Dec.2005 to Apr.12.2013,, Oct.2010 to Feb.28.2013,, Mar.2012 to Mar.22.2012,, Mar.2012 to Mar.22.2012,, Mar.2012 to Mar.22.2012,, Mar.2012 to Mar.22.2012,, Mar.2012 to Mar.22.2012,, Mar.2012 to Mar.22.2012,, Mar.2012 to Mar.22.2012,, Mar.2012 to Mar.22.2012,, Mar.2012 to Mar.22.2012,
                    ,       Avg daily Volume ,,       Avg daily Volume ,,       Avg daily Volume ,,       Avg daily Volume ,,       Avg daily Volume ,,       Avg daily Volume ,,       Avg daily Volume ,,       Avg daily Volume ,,       Avg daily Volume ,,       Avg daily Volume ,,       Avg daily Volume ,
2013.2              ,         na,  10 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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2013.1              ,      8.511,  47 day avg ,     80.000,   3 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 ,         na,   0 day avg ,         na,   0 day avg 
2012.4              ,      0.278,  54 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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2012.3              ,      2.540,  63 day avg ,     75.000,   2 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 ,         na,   0 day avg ,         na,   0 day avg 
2012.2              ,      5.726,  62 day avg ,     53.333,   3 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 ,         na,   0 day avg ,         na,   0 day avg 
2012.1              ,   2197.200,  55 day avg ,     76.250,   4 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 ,         na,   1 day avg ,         na,   1 day avg 
2011.4              ,      4.344,  61 day avg ,     39.167,   6 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 ,         na,   0 day avg ,         na,   0 day avg 
2011.3              ,      3.769,  65 day avg ,     61.250,   4 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 ,         na,   0 day avg ,         na,   0 day avg 
2011.2              ,      3.952,  62 day avg ,    163.333,   3 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 ,         na,   0 day avg ,         na,   0 day avg 
2011.1              ,     17.500,  28 day avg ,      9.423,  26 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 ,         na,   0 day avg ,         na,   0 day avg 
2010.4              ,  99549.000,   1 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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2010.3              ,         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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2010.2              ,         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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2010.1              ,         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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2009.4              ,         na,  14 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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2009.3              ,         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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2009.2              ,         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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2009.1              ,         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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2008.4              ,         na,   1 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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2008.3              ,         na,   1 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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2008.2              ,         na,   1 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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2008.1              ,         na,   1 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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2007.4              ,         na,   1 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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2007.3              ,         na,   1 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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2007.2              ,         na,   1 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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2007.1              ,         na,   1 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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2006.4              ,         na,   1 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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2006.3              ,         na,   1 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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2006.2              ,         na,   1 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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2006.1              ,         na,   1 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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2005.4              ,         na,   1 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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg