datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2007,02 0:30:00,28 ,       0,0.530492,0.025827,0.105386
twpcmbeC2.c1,2007,02 1:30:00,26 ,       0,0.534993,0.038234,0.112202
twpcmbeC2.c1,2007,02 2:30:00,28 ,       0,0.302981,0.029786,0.077665
twpcmbeC2.c1,2007,02 3:30:00,28 ,       0,0.512562,0.039642,0.109583
twpcmbeC2.c1,2007,02 4:30:00,28 ,       0,0.564435,0.022912, 0.10653
twpcmbeC2.c1,2007,02 5:30:00,28 ,       0,0.385914,0.014201,0.072882
twpcmbeC2.c1,2007,02 6:30:00,28 ,       0,0.510268,0.018224,0.096432
twpcmbeC2.c1,2007,02 7:30:00,28 ,0.029855,22.30779,4.824322,6.504233
twpcmbeC2.c1,2007,02 8:30:00,28 ,0.915482,230.4592,67.27577,72.66735
twpcmbeC2.c1,2007,02 9:30:00,28 ,2.083206,407.8305,150.0974,150.2941
twpcmbeC2.c1,2007,0210:30:00,28 ,3.581909,625.3171,235.3514,212.7192
twpcmbeC2.c1,2007,0211:30:00,28 ,3.164886,805.1864,354.6285,271.4368
twpcmbeC2.c1,2007,0212:30:00,28 ,4.860542,891.7941,396.1053, 292.877
twpcmbeC2.c1,2007,0213:30:00,28 ,3.049683,872.7429,372.3828,311.8282
twpcmbeC2.c1,2007,0214:30:00,28 ,3.847488,783.5033,302.9078,273.0371
twpcmbeC2.c1,2007,0215:30:00,28 ,1.138992,698.2523, 257.448,232.1232
twpcmbeC2.c1,2007,0216:30:00,28 ,0.438973, 507.365,153.7925,153.4689
twpcmbeC2.c1,2007,0217:30:00,28 ,0.192917,274.4172,80.97707,89.77045
twpcmbeC2.c1,2007,0218:30:00,28 ,       0, 45.9639,12.80228,14.58036
twpcmbeC2.c1,2007,0219:30:00,28 ,       0,0.463836,0.037521,0.107783
twpcmbeC2.c1,2007,0220:30:00,27 ,       0,0.136154,0.005043,0.026203
twpcmbeC2.c1,2007,0221:30:00,27 ,       0,0.228638,0.022625,0.056346
twpcmbeC2.c1,2007,0222:30:00,27 ,       0,0.572593,0.036538,0.114599
twpcmbeC2.c1,2007,0223:30:00,26 ,       0,16.76933,0.682557,3.285927