The following were the fluctuations observed during the day:

=================================================================================
                                  Current Session                       Prior Day
           Open    High     Low    Last    Time    Set     Chg     Vol        Set
=================================================================================
Mar'18    78.74   79.45   78.60   78.73   13:47     -    -0.22   18514      78.95
                                          Dec 28
May'18    78.65   79.39   78.59   78.73   13:47     -    -0.19    4650      78.92
                                          Dec 28
Jul'18    78.76   79.50   78.72   78.88   13:47     -    -0.17    1582      79.05
                                          Dec 28
=================================================================================