The fluctuations observed during the day:

=================================================================================
                                  Current Session                       Prior Day
           Open    High     Low    Last    Time     Set     Chg     Vol       Set
=================================================================================
Mar'15    64.40   64.59   63.97   64.40    13:41     -      -0.04   6925    64.44
                                           February 20
May'15    64.61   64.78   64.08   64.56    13:41      -     -0.13  26137    64.69
                                           February 20
Jul'15    65.03   65.17   64.51   64.91    13:41      -     -0.28   4188    65.19
                                           February 20
=================================================================================