The fluctuations observed during the day:

===============================================================================
                                  Current Session                     Prior Day
           Open    High     Low    Last    Time     Set     Chg     Vol     Set
===============================================================================
Oct'12    74.44   74.44   73.71   73.74   14:30   73.74    -1.14    120   74.88
                                         September 20
Dec'12    76.11   76.40   75.05   75.22   14:30   75.22    -1.19    9972  76.41
                                         September 20
Mar'13    76.96   77.06   75.89   75.99   14:30   75.99    -1.17    1194  77.16
                                         September 20
===============================================================================