datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2002,08 0:30:00,21 ,       0,153.5488,23.03728,35.26952
twpcmbeC2.c1,2002,08 1:30:00,23 ,       0,110.9494,  28.058,30.30384
twpcmbeC2.c1,2002,08 2:30:00,24 ,       0, 107.682,30.20827, 28.4278
twpcmbeC2.c1,2002,08 3:30:00,24 ,       0,94.09388,30.19908,31.05304
twpcmbeC2.c1,2002,08 4:30:00,23 ,       0,101.5006,22.78034,24.97006
twpcmbeC2.c1,2002,08 5:30:00,22 ,       0,105.0173,27.58607,28.61657
twpcmbeC2.c1,2002,08 6:30:00,23 ,       0,139.9772,31.82078,36.69718
twpcmbeC2.c1,2002,08 7:30:00,22 ,       0,155.6999,33.45064,44.80529
twpcmbeC2.c1,2002,08 8:30:00,23 ,       0,78.72062,22.01013,25.23799
twpcmbeC2.c1,2002,08 9:30:00,22 ,       0,29.85558,10.38705, 9.88414
twpcmbeC2.c1,2002,0810:30:00,23 ,       0,64.79208,20.52426,21.23684
twpcmbeC2.c1,2002,0811:30:00,23 ,       0,72.78207,19.70578,20.76561
twpcmbeC2.c1,2002,0812:30:00,24 ,       0, 98.5298,16.61939,  22.219
twpcmbeC2.c1,2002,0813:30:00,22 ,       0,113.1339,25.08577,28.08317
twpcmbeC2.c1,2002,0814:30:00,20 ,       0,79.38053,21.42327,24.97855
twpcmbeC2.c1,2002,0815:30:00,23 ,       0,94.40133, 23.0287,25.45734
twpcmbeC2.c1,2002,0816:30:00,21 ,       0,101.5525,23.01119,26.24231
twpcmbeC2.c1,2002,0817:30:00,19 ,       0,70.19135, 23.7393,18.51148
twpcmbeC2.c1,2002,0818:30:00,22 ,       0,121.6225,29.32093,28.96965
twpcmbeC2.c1,2002,0819:30:00,22 ,       0,124.6693,29.13548,34.73192
twpcmbeC2.c1,2002,0820:30:00,21 ,       0,134.1841, 28.4553,31.03418
twpcmbeC2.c1,2002,0821:30:00,21 ,       0,110.3781,25.06466,28.18609
twpcmbeC2.c1,2002,0822:30:00,22 ,       0,92.75889,28.62225,25.75847
twpcmbeC2.c1,2002,0823:30:00,22 ,       0,129.5225,27.80083,37.08549