datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2007,02 0:30:00,28 ,       0,0.123266,0.010693, 0.02872
twpcmbeC1.c1,2007,02 1:30:00,28 ,       0,0.126261,0.006393,0.025516
twpcmbeC1.c1,2007,02 2:30:00,28 ,       0,0.384916, 0.02057,0.075898
twpcmbeC1.c1,2007,02 3:30:00,28 ,       0, 0.28522,0.012108,0.053872
twpcmbeC1.c1,2007,02 4:30:00,28 ,       0,0.018092,0.001009,0.003858
twpcmbeC1.c1,2007,02 5:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,02 6:30:00,28 ,       0, 4.10474,0.726309, 1.03545
twpcmbeC1.c1,2007,02 7:30:00,28 ,0.041203,158.2859,51.74874,52.62418
twpcmbeC1.c1,2007,02 8:30:00,28 ,0.171898,414.2272,152.9713,140.2687
twpcmbeC1.c1,2007,02 9:30:00,28 ,1.447723,626.4058,262.0036, 208.068
twpcmbeC1.c1,2007,0210:30:00,28 ,0.267517,789.2842,305.1819,243.5517
twpcmbeC1.c1,2007,0211:30:00,28 ,0.711777,837.6536,283.6274,259.2252
twpcmbeC1.c1,2007,0212:30:00,28 ,0.691559,860.5462,292.6616,310.9965
twpcmbeC1.c1,2007,0213:30:00,28 ,0.324938,845.9507,228.4985,280.5405
twpcmbeC1.c1,2007,0214:30:00,28 , 0.07341, 763.473,173.6125,225.1711
twpcmbeC1.c1,2007,0215:30:00,28 ,       0,591.0342,124.2033,159.1524
twpcmbeC1.c1,2007,0216:30:00,28 ,0.005226,376.4248,57.13239,85.53466
twpcmbeC1.c1,2007,0217:30:00,28 ,       0,121.7596,22.05424,35.97113
twpcmbeC1.c1,2007,0218:30:00,28 ,       0,3.942194,  0.3293,0.784151
twpcmbeC1.c1,2007,0219:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,0220:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,0221:30:00,28 ,       0,0.145242,0.013927,0.038468
twpcmbeC1.c1,2007,0222:30:00,28 ,       0,0.298541,0.027614,0.078168
twpcmbeC1.c1,2007,0223:30:00,28 ,       0,0.408881,0.043891,0.105738