datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2002,03 0:30:00,31 ,       0,0.000833,0.000032,0.000152
twpcmbeC1.c1,2002,03 1:30:00,31 ,       0,  0.0606,0.002003,0.010878
twpcmbeC1.c1,2002,03 2:30:00,31 ,       0,0.020175,0.000678,0.003622
twpcmbeC1.c1,2002,03 3:30:00,31 ,       0,0.001333,0.000048, 0.00024
twpcmbeC1.c1,2002,03 4:30:00,31 ,       0,   0.006,0.000262,0.001113
twpcmbeC1.c1,2002,03 5:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2002,03 6:30:00,31 ,3.085224,33.10079,18.03824,8.310693
twpcmbeC1.c1,2002,03 7:30:00,31 ,8.915625,205.4756,104.2301,42.91187
twpcmbeC1.c1,2002,03 8:30:00,31 ,37.70301,320.7689,203.5431,72.17811
twpcmbeC1.c1,2002,03 9:30:00,31 , 107.727,435.4655,281.2011,93.28407
twpcmbeC1.c1,2002,0310:30:00,31 ,132.9697, 537.903,353.9864,114.0842
twpcmbeC1.c1,2002,0311:30:00,31 ,112.8435,626.9045,389.6116,152.9593
twpcmbeC1.c1,2002,0312:30:00,31 ,27.91581,627.4144,352.9114,151.6831
twpcmbeC1.c1,2002,0313:30:00,31 , 71.8597,579.1582, 345.265,141.1204
twpcmbeC1.c1,2002,0314:30:00,31 ,55.92059,542.6697, 267.795,114.0706
twpcmbeC1.c1,2002,0315:30:00,31 ,60.82265,446.2731, 227.914,96.22098
twpcmbeC1.c1,2002,0316:30:00,31 ,46.35053,260.4535,160.5693, 60.0149
twpcmbeC1.c1,2002,0317:30:00,31 ,21.18551, 99.4037,72.09127,20.90571
twpcmbeC1.c1,2002,0318:30:00,31 ,0.638299,11.01518,5.851159,2.857101
twpcmbeC1.c1,2002,0319:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2002,0320:30:00,31 ,       0,0.087727,0.002846,0.015754
twpcmbeC1.c1,2002,0321:30:00,31 ,       0,0.020167,0.000839,0.003615
twpcmbeC1.c1,2002,0322:30:00,31 ,       0, 0.02449,0.001478,0.005082
twpcmbeC1.c1,2002,0323:30:00,31 ,       0,   0.003,0.000118,0.000541