datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2007,03 0:30:00,31 ,       0,0.490417,0.044892,0.126155
twpcmbeC1.c1,2007,03 1:30:00,31 ,       0,0.516945,0.045359, 0.14201
twpcmbeC1.c1,2007,03 2:30:00,31 ,       0,0.379676,0.051303,0.120472
twpcmbeC1.c1,2007,03 3:30:00,31 ,       0,0.315284,0.027923,0.087271
twpcmbeC1.c1,2007,03 4:30:00,31 ,       0,0.122724,0.003959,0.022042
twpcmbeC1.c1,2007,03 5:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,03 6:30:00,31 ,       0,  27.967,  6.8086,9.750065
twpcmbeC1.c1,2007,03 7:30:00,31 ,0.015139,109.0538,41.56423,32.86686
twpcmbeC1.c1,2007,03 8:30:00,31 ,0.158709,141.9328, 55.5829,42.31265
twpcmbeC1.c1,2007,03 9:30:00,31 ,0.133779,215.5678,94.74825,67.70825
twpcmbeC1.c1,2007,0310:30:00,31 ,0.215897,287.1413,101.2158, 89.1843
twpcmbeC1.c1,2007,0311:30:00,31 ,0.534342,357.1659, 119.403,106.9898
twpcmbeC1.c1,2007,0312:30:00,31 ,0.700423,369.0031,123.5444,126.5703
twpcmbeC1.c1,2007,0313:30:00,31 ,0.044918,345.8329, 107.936,123.8874
twpcmbeC1.c1,2007,0314:30:00,31 ,0.101417,247.5491, 55.3136,78.58014
twpcmbeC1.c1,2007,0315:30:00,31 ,0.085226,244.8383,54.42451,70.35683
twpcmbeC1.c1,2007,0316:30:00,31 ,0.092596,166.2651,41.77158,53.10584
twpcmbeC1.c1,2007,0317:30:00,31 ,0.012221, 78.9569, 16.6975,26.52517
twpcmbeC1.c1,2007,0318:30:00,31 ,       0, 8.16757,0.448179,1.492189
twpcmbeC1.c1,2007,0319:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,0320:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,0321:30:00,31 ,       0,0.460912, 0.01752,0.083602
twpcmbeC1.c1,2007,0322:30:00,31 ,       0,0.448448,0.020504,0.086237
twpcmbeC1.c1,2007,0323:30:00,31 ,       0,0.351473,0.047975,0.105982