The following were the fluctuations observed during the day:

=================================================================================
                                  Current Session                       Prior Day
           Open    High     Low    Last    Time    Set     Chg     Vol        Set
=================================================================================
Jul'18    84.48   85.69   84.05   85.09   14:13     -     0.74   15890      84.35
                                          May 17
Oct'18    82.90   82.90   82.90   82.90   14:13     -     0.50       2      82.40
                                          May 17
Dec'18    80.69   81.80   80.37   81.48   May 17    -     0.79   12533      80.69
                                          May 16
=================================================================================