The fluctuations observed during the day:

=================================================================================
                                  Current Session                       Prior Day
           Open    High     Low    Last    Time     Set     Chg     Vol       Set
=================================================================================
Oct'14    68.26   68.48   67.68   68.30   14:45    68.30   0.04      12     68.26
                                          August 27
Dec'14    66.84   67.72   66.58   67.46   14:45    67.46   0.57   10808     66.89
                                          August 27
Mar'15    67.19   68.00   66.82   67.81   14:45    67.81   0.57    3273     67.24
                                          August 27
=================================================================================