The fluctuations observed during the day:

===============================================================================
                                  Current Session                     Prior Day
           Open    High     Low    Last    Time     Set   Chg     Vol       Set
===============================================================================
May'13     86.17  88.78    86.10  86.88     14:44  86.88  0.38   10641    86.50
                                           Mar 08
Jul'13     86.79  89.16    86.79  87.57     14:44  87.57  0.49    3500    87.08
                                           Mar 08
Oct'13       -    86.57    86.57  86.57     14:44  86.57  0.56      -     86.01
                                           Mar 08
===============================================================================