, MXN .. PESO            ,, MXN .. PESO            ,, MXN .. PESO            ,, MXN .. PESO            ,, MXN .. PESO            ,, MXN .. PESO            ,, MXN .. PESO            ,, MXN .. PESO            ,, MXN .. PESO            ,, MXN .. PESO            ,, MXN .. PESO            ,, MXN .. PESO            ,, MXN .. PESO            ,
                    , MXN1st                 ,, MXN2nd                 ,, MXN3rd                 ,, MXN4th                 ,, MXN5th                 ,, MXN6th                 ,, MXN7th                 ,, MXN8th                 ,, MXN9th                 ,, MXN10th                ,, MXN11th                ,, MXN12th                ,, MXN13th                ,
                    , MXN .. PESO; Nearest   ,, 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  ,, Twelfth nearest expn   ,, Thirteenth nearest exp ,
                    , expiration             ,,                        ,,                        ,,                        ,,                        ,,                        ,,                        ,,                        ,,                        ,,                        ,,                        ,,                        ,, n                      ,
                    , Jun.2010 to Apr.12.2013,, Jun.2010 to Apr.12.2013,, Jun.2010 to Apr.12.2013,, Jun.2010 to Apr.12.2013,, Jun.2010 to Apr.12.2013,, Jun.2010 to Apr.12.2013,, Mar.2011 to Apr.12.2013,, Nov.2011 to Apr.12.2013,, Mar.2012 to Apr.12.2013,, Nov.2012 to Apr.12.2013,,  Nov.2012 to Apr.1.2013,, Nov.2012 to Dec.19.2012,,  Nov.2012 to Dec.3.2012,
                    ,       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 ,,       Avg daily Volume ,,       Avg daily Volume ,
2013-04             ,    532.700,  10 day avg ,    178.400,  10 day avg ,     17.300,  10 day avg ,         na,  10 day avg ,      1.600,  10 day avg ,         na,  10 day avg ,         na,  10 day avg ,         na,  10 day avg ,         na,  10 day avg ,         na,  10 day avg ,         na,   1 day avg ,         na,   0 day avg ,         na,   0 day avg 
2013-03             ,    291.850,  20 day avg ,    217.150,  20 day avg ,    221.650,  20 day avg ,      3.750,  20 day avg ,         na,  20 day avg ,     19.800,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  20 day avg ,         na,  12 day avg ,         na,  11 day avg ,         na,   0 day avg ,         na,   0 day avg 
2013-02             ,    266.111,  18 day avg ,    182.778,  18 day avg ,     24.056,  18 day avg ,     12.611,  18 day avg ,      2.056,  18 day avg ,         na,  18 day avg ,         na,  18 day avg ,         na,  18 day avg ,         na,  18 day avg ,         na,  18 day avg ,         na,   1 day avg ,         na,   0 day avg ,         na,   0 day avg 
2013-01             ,    191.556,   9 day avg ,    249.889,   9 day avg ,     19.889,   9 day avg ,      8.444,   9 day avg ,         na,   9 day avg ,     31.667,   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 ,         na,   0 day avg 
2012-12             ,    340.077,  13 day avg ,     55.462,  13 day avg ,         na,  13 day avg ,         na,  13 day avg ,         na,  13 day avg ,         na,  13 day avg ,         na,  13 day avg ,         na,  13 day avg ,         na,  13 day avg ,         na,  13 day avg ,         na,  13 day avg ,         na,  13 day avg ,         na,   1 day avg 
2012-11             ,    235.053,  19 day avg ,    194.474,  19 day avg ,     35.632,  19 day avg ,         na,  19 day avg ,         na,   6 day avg ,         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,   5 day avg ,         na,   5 day avg 
2012-10             ,    287.727,  22 day avg ,    161.409,  22 day avg ,      5.091,  22 day avg ,      0.682,  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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2012-09             ,    320.895,  19 day avg ,    240.474,  19 day avg ,     11.632,  19 day avg ,         na,  19 day avg ,     15.333,  15 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 
2012-08             ,    379.043,  23 day avg ,    444.217,  23 day avg ,      6.739,  23 day avg ,         na,  23 day avg ,         na,  23 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 
2012-07             ,    140.190,  21 day avg ,    311.619,  21 day avg ,      7.524,  21 day avg ,      2.857,  21 day avg ,         na,  21 day avg ,         na,  18 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 
2012-06             ,    238.350,  20 day avg ,    170.900,  20 day avg ,     12.500,  20 day avg ,         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 ,         na,   0 day avg ,         na,   0 day avg 
2012-05             ,    275.273,  22 day avg ,    131.409,  22 day avg ,     61.091,  22 day avg ,         na,  22 day avg ,         na,  22 day avg ,         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 
2012-04             ,    394.600,  20 day avg ,    247.050,  20 day avg ,      9.700,  20 day avg ,     50.000,  20 day avg ,         na,  20 day avg ,         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 
2012-03             ,    350.864,  22 day avg ,    109.727,  22 day avg ,     18.182,  22 day avg ,         na,  22 day avg ,         na,  21 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 ,         na,   0 day avg ,         na,   0 day avg 
2012-02             ,     93.083,  12 day avg ,    381.167,  12 day avg ,     40.000,  12 day avg ,      3.500,  12 day avg ,         na,  12 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 
2012-01             ,     82.143,  21 day avg ,     50.000,  21 day avg ,    171.429,  21 day avg ,      8.048,  21 day avg ,         na,  21 day avg ,         na,  21 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 
2011-12             ,    124.905,  21 day avg ,     31.905,  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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2011-11             ,     41.600,  20 day avg ,     65.400,  20 day avg ,      2.000,  20 day avg ,         na,  12 day avg ,         na,  11 day avg ,         na,  11 day avg ,         na,  11 day avg ,         na,  11 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2011-10             ,     34.400,  20 day avg ,    159.950,  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 ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg ,         na,   0 day avg 
2011-09             ,     88.095,  21 day avg ,     43.762,  21 day avg ,    208.810,  21 day avg ,         na,  21 day avg ,         na,  21 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 
2011-08             ,    109.130,  23 day avg ,     72.957,  23 day avg ,         na,  15 day avg ,     53.571,  14 day avg ,         na,  13 day avg ,         na,  13 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 
2011-07             ,    269.714,  21 day avg ,    102.571,  21 day avg ,         na,  21 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 
2011-06             ,     83.762,  21 day avg ,     58.762,  21 day avg ,     19.048,  21 day avg ,         na,  21 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 
2011-05             ,     62.864,  22 day avg ,    126.818,  22 day avg ,      4.409,  22 day avg ,         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 ,         na,   0 day avg ,         na,   0 day avg 
2011-04             ,     41.368,  19 day avg ,      9.842,  19 day avg ,      5.316,  19 day avg ,     25.842,  19 day avg ,         na,  19 day avg ,         na,  19 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 
2011-03             ,     43.952,  21 day avg ,     50.048,  21 day avg ,     61.857,  21 day avg ,     38.095,  21 day avg ,         na,  21 day avg ,         na,   6 day avg ,         na,   5 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 
2011-02             ,     36.300,  20 day avg ,    170.050,  20 day avg ,     61.050,  20 day avg ,      9.444,  18 day avg ,         na,  18 day avg ,         na,   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 
2011-01             ,    291.250,  20 day avg ,      9.250,  20 day avg ,    216.000,  20 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 
2010-12             ,     32.857,  21 day avg ,    119.762,  21 day avg ,      9.048,  21 day avg ,         na,  20 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 
2010-11             ,    540.000,  20 day avg ,     25.500,  20 day avg ,    253.500,  20 day avg ,         na,  20 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 
2010-10             ,      2.000,  20 day avg ,     87.750,  20 day avg ,    400.000,   3 day avg ,         na,   2 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 
2010-09             ,      6.667,  21 day avg ,      0.952,  21 day avg ,     12.381,  21 day avg ,     60.000,   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 
2010-08             ,     97.955,  22 day avg ,      1.364,  22 day avg ,         na,  22 day avg ,    108.864,  22 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 
2010-07             ,     26.190,  21 day avg ,     13.333,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 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 
2010-06             ,    106.429,  21 day avg ,         na,  21 day avg ,     35.952,  21 day avg ,         na,  21 day avg ,         na,  21 day avg ,         na,  21 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