datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2004,09 0:30:00,29 ,       0,0.723875,0.051594,0.158087
twpcmbeC2.c1,2004,09 1:30:00,29 ,       0,0.756416,0.053525,0.153129
twpcmbeC2.c1,2004,09 2:30:00,29 ,       0,0.326161, 0.01626,0.062514
twpcmbeC2.c1,2004,09 3:30:00,30 ,       0,0.389755,0.016881,0.071654
twpcmbeC2.c1,2004,09 4:30:00,30 ,       0, 0.10331, 0.01338,0.029277
twpcmbeC2.c1,2004,09 5:30:00,30 ,       0,0.039938,0.002593,0.008614
twpcmbeC2.c1,2004,09 6:30:00,30 ,0.000647,0.034486, 0.01058,0.006793
twpcmbeC2.c1,2004,09 7:30:00,30 , 0.39669,82.56513,40.19757, 29.4873
twpcmbeC2.c1,2004,09 8:30:00,30 ,4.481087,308.4904,177.2215,106.2433
twpcmbeC2.c1,2004,09 9:30:00,30 ,22.30852,553.3437,313.9396,188.9745
twpcmbeC2.c1,2004,0910:30:00,30 ,2.592453,704.8475,357.8164, 237.959
twpcmbeC2.c1,2004,0911:30:00,30 ,0.512905,845.9234,391.7658,277.6728
twpcmbeC2.c1,2004,0912:30:00,30 ,0.614471,873.3144,443.7333,  319.78
twpcmbeC2.c1,2004,0913:30:00,30 ,1.773132,872.8685,443.8889,288.8211
twpcmbeC2.c1,2004,0914:30:00,30 ,7.372437,795.2552,380.1178,258.0439
twpcmbeC2.c1,2004,0915:30:00,30 ,0.879181,650.4675,296.7363,214.8537
twpcmbeC2.c1,2004,0916:30:00,30 ,3.038422, 444.571, 183.089, 131.784
twpcmbeC2.c1,2004,0917:30:00,30 ,0.925247,235.0174, 95.2457,78.90829
twpcmbeC2.c1,2004,0918:30:00,30 ,0.000652, 42.5125,13.33494, 14.2552
twpcmbeC2.c1,2004,0919:30:00,30 ,       0,0.028779,0.002726,0.005869
twpcmbeC2.c1,2004,0920:30:00,30 ,       0,0.384051,0.019771, 0.07867
twpcmbeC2.c1,2004,0921:30:00,30 ,       0, 0.48126, 0.02943,0.112487
twpcmbeC2.c1,2004,0922:30:00,30 ,       0,0.694838,0.033366,0.129973
twpcmbeC2.c1,2004,0923:30:00,30 ,       0,0.976571,0.057024,0.198343