datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2002,02 0:30:00,25 ,       0,0.123288,0.008909,0.025868
twpcmbeC2.c1,2002,02 1:30:00,25 ,       0,0.182592,0.019608,0.053098
twpcmbeC2.c1,2002,02 2:30:00,26 ,       0,0.238745,0.010571,0.046706
twpcmbeC2.c1,2002,02 3:30:00,26 ,       0,0.198912,0.011638,0.043263
twpcmbeC2.c1,2002,02 4:30:00,26 ,       0,0.095903,0.004446,0.019049
twpcmbeC2.c1,2002,02 5:30:00,26 ,       0,0.297167,0.011429,0.058279
twpcmbeC2.c1,2002,02 6:30:00,26 ,       0,0.014833,0.000589,0.002906
twpcmbeC2.c1,2002,02 7:30:00,26 ,0.044586,5.394924,1.414256,1.697607
twpcmbeC2.c1,2002,02 8:30:00,26 ,0.119507,69.13568, 22.0363,24.09231
twpcmbeC2.c1,2002,02 9:30:00,26 ,0.217278,448.7591,118.8388,133.8029
twpcmbeC2.c1,2002,0210:30:00,27 , 0.01053,598.2791,213.7928,201.4426
twpcmbeC2.c1,2002,0211:30:00,27 , 0.91124,787.7963,298.3914,281.0021
twpcmbeC2.c1,2002,0212:30:00,26 ,2.493515,851.4265,358.4572,317.6148
twpcmbeC2.c1,2002,0213:30:00,26 ,0.276062,890.5968,344.9145,320.5853
twpcmbeC2.c1,2002,0214:30:00,26 ,0.184606,819.9762,293.2232,307.4009
twpcmbeC2.c1,2002,0215:30:00,26 ,0.218346,690.5405,226.4296,251.9967
twpcmbeC2.c1,2002,0216:30:00,26 ,       0, 499.197,183.7645,191.9963
twpcmbeC2.c1,2002,0217:30:00,26 ,       0, 284.993,95.31974,101.2165
twpcmbeC2.c1,2002,0218:30:00,26 ,0.001398,79.89978,18.18757, 26.1614
twpcmbeC2.c1,2002,0219:30:00,26 ,       0,0.298541,0.039884,0.084454
twpcmbeC2.c1,2002,0220:30:00,26 ,       0,       0,       0,       0
twpcmbeC2.c1,2002,0221:30:00,26 ,       0,       0,       0,       0
twpcmbeC2.c1,2002,0222:30:00,25 ,       0,0.010735,0.000429,0.002147
twpcmbeC2.c1,2002,0223:30:00,26 ,       0,0.296807,0.013788,0.058977