The fluctuations observed during the day:

===========================================================================
                           Current Session                  Prior Day
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          Open     High      Low     Last    Time  Set    Chg    Vol    Set
Jul'12    78.72    80.65    78.50    79.16  14:30  79.16  0.34  15066 78.82
                                    May 15
Oct'12    78.40    80.18    78.31    78.92  14:30  78.92  0.20    1   78.72
                                    May 15
Dec'12    76.57    78.55    75.98    77.33  14:30  77.33  0.63   8893 76.70
                                    May 15
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