datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2002,02 0:30:00,28 ,       0,0.083469,0.003263,0.015745
twpcmbeC1.c1,2002,02 1:30:00,28 ,       0,0.030667, 0.00278,0.007953
twpcmbeC1.c1,2002,02 2:30:00,28 ,       0,    0.02,0.001137,0.003903
twpcmbeC1.c1,2002,02 3:30:00,28 ,       0, 0.02093,0.001027,0.004016
twpcmbeC1.c1,2002,02 4:30:00,28 ,       0,  0.0165,0.001324,0.003866
twpcmbeC1.c1,2002,02 5:30:00,28 ,       0,0.018475, 0.00104,0.003702
twpcmbeC1.c1,2002,02 6:30:00,28 ,0.377726,27.08419,16.92597,6.961304
twpcmbeC1.c1,2002,02 7:30:00,28 ,4.848796, 156.789,97.55959,36.88022
twpcmbeC1.c1,2002,02 8:30:00,28 ,18.75909,274.6879,176.2198,72.47635
twpcmbeC1.c1,2002,02 9:30:00,28 ,7.975329,434.4104,258.2202, 113.942
twpcmbeC1.c1,2002,0210:30:00,28 ,18.44436,536.1246,326.8371,120.0771
twpcmbeC1.c1,2002,0211:30:00,28 ,78.16385,551.4783,344.8397,130.1963
twpcmbeC1.c1,2002,0212:30:00,28 ,81.38228,611.5731,352.6325,149.2404
twpcmbeC1.c1,2002,0213:30:00,28 ,92.30272,577.6798,330.6916,134.0787
twpcmbeC1.c1,2002,0214:30:00,28 ,59.50941, 477.778,304.9078,117.1977
twpcmbeC1.c1,2002,0215:30:00,28 , 100.481,353.2357,250.9049,73.02501
twpcmbeC1.c1,2002,0216:30:00,28 ,65.94231,274.8322,183.3603,51.82312
twpcmbeC1.c1,2002,0217:30:00,28 ,31.32329,137.7313,89.98363,29.48986
twpcmbeC1.c1,2002,0218:30:00,28 ,3.413448,15.66394,9.925494,3.703779
twpcmbeC1.c1,2002,0219:30:00,28 ,       0,   0.002,0.000071,0.000378
twpcmbeC1.c1,2002,0220:30:00,28 ,       0,   0.013,0.001107,0.002904
twpcmbeC1.c1,2002,0221:30:00,28 ,       0,0.029286,0.001135, 0.00553
twpcmbeC1.c1,2002,0222:30:00,28 ,       0,0.005333,0.000484,0.001315
twpcmbeC1.c1,2002,0223:30:00,28 ,       0,    0.02,0.001107,0.004079