The fluctuations observed during the day:

===============================================================================
                                  Current Session                     Prior Day
           Open    High     Low    Last    Time     Set     Chg     Vol     Set
===============================================================================
Oct'12     -      70.54   70.54   70.54   14:30   70.54     0.24     -    70.30
                                         October 03
Dec'12   71.85    72.21   70.85   72.16   14:30   72.16     0.31   12232  71.85
                                         October 03
Mar'13   72.69    73.02   71.66   72.97   14:30   72.97     0.28   3689   72.69
                                         October 03
===============================================================================