datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2002,04 0:30:00,28 ,       0,0.333455,0.028881,0.068481
twpcmbeC2.c1,2002,04 1:30:00,27 ,       0,0.097313,0.003604,0.018728
twpcmbeC2.c1,2002,04 2:30:00,26 ,       0,0.043643,0.002178,0.008832
twpcmbeC2.c1,2002,04 3:30:00,27 ,       0,0.125884,0.005262,0.024307
twpcmbeC2.c1,2002,04 4:30:00,30 ,       0,0.009444,0.000315,0.001724
twpcmbeC2.c1,2002,04 5:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2002,04 6:30:00,30 ,       0,3.158656, 1.16933,0.814826
twpcmbeC2.c1,2002,04 7:30:00,30 ,9.602563, 121.352,69.99079,29.02612
twpcmbeC2.c1,2002,04 8:30:00,30 ,41.48259,422.1151,253.4206,106.5996
twpcmbeC2.c1,2002,04 9:30:00,30 ,7.083369,594.1603,415.4715,156.2853
twpcmbeC2.c1,2002,0410:30:00,30 ,5.975335,833.8859,563.4318,252.5333
twpcmbeC2.c1,2002,0411:30:00,30 ,7.182848,996.8328,617.6573,318.6208
twpcmbeC2.c1,2002,0412:30:00,30 ,17.84832,986.2636,653.9398,283.8892
twpcmbeC2.c1,2002,0413:30:00,30 ,53.81583, 1032.51,667.0921,258.9784
twpcmbeC2.c1,2002,0414:30:00,30 ,60.53373, 885.509,574.8737,229.4342
twpcmbeC2.c1,2002,0415:30:00,30 ,59.76039, 837.802,508.3602, 194.008
twpcmbeC2.c1,2002,0416:30:00,30 , 6.35784,617.0775,334.4272, 160.022
twpcmbeC2.c1,2002,0417:30:00,30 ,30.03014,325.6884,186.7585,89.37307
twpcmbeC2.c1,2002,0418:30:00,30 ,11.32728,134.2026,46.57786,26.57363
twpcmbeC2.c1,2002,0419:30:00,30 ,       0, 0.36861,0.063182,0.089899
twpcmbeC2.c1,2002,0420:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2002,0421:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2002,0422:30:00,27 ,       0,0.052632,0.004461,0.014095
twpcmbeC2.c1,2002,0423:30:00,28 ,       0,0.221404,0.021784,0.059108