12/28/2008 03:30:00    94.51   21.82   97.00    77.0    18.0
12/28/2008 04:00:00    40.90  -13.29   43.01   108.0    17.8
12/28/2008 04:30:00    48.73    5.12   49.00    84.0    17.5
12/28/2008 05:00:00    40.45  -19.73   45.01   116.0    17.5
12/28/2008 05:30:00     7.31   -3.25    8.00   114.0    17.2
12/28/2008 06:00:00     7.20   45.43   46.00     9.0    17.0
12/28/2008 08:00:00    23.46   17.05   29.00    54.0    15.8
12/28/2008 08:30:00   -18.37  -13.84   23.00   233.0    15.5
12/28/2008 09:00:00   -58.69   12.47   60.00   282.0    15.0
12/28/2008 09:30:00    23.00    0.40   23.00    89.0    14.5
12/28/2008 10:00:00    12.00    0.21   12.00    89.0    13.8
12/28/2008 10:30:00   -37.16   33.46   50.00   312.0    13.8
12/28/2008 11:00:00   -28.01   10.75   30.00   291.0    13.8
12/28/2008 11:30:00   -21.81   32.33   39.00   326.0    13.5
12/28/2008 12:00:00   -44.18   18.76   48.00   293.0    13.5
12/28/2008 12:30:00   -77.99   28.39   83.00   290.0    13.2