datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2004,01 0:30:00,31 ,       0, 0.54919,0.104236,0.186985
twpcmbeC2.c1,2004,01 1:30:00,31 ,       0,0.600088,0.149397,0.196024
twpcmbeC2.c1,2004,01 2:30:00,31 ,       0,0.443334,0.080133,0.132764
twpcmbeC2.c1,2004,01 3:30:00,31 ,       0,0.480046,0.080715,0.150411
twpcmbeC2.c1,2004,01 4:30:00,31 ,       0, 0.30243,0.078524,0.106515
twpcmbeC2.c1,2004,01 5:30:00,31 ,       0, 0.16958,0.018747,0.047247
twpcmbeC2.c1,2004,01 6:30:00,31 ,       0,2.196239,0.690672,0.532606
twpcmbeC2.c1,2004,01 7:30:00,31 ,3.452562,61.85408,30.00524,19.60429
twpcmbeC2.c1,2004,01 8:30:00,31 ,0.883157, 114.391,58.29523,30.17022
twpcmbeC2.c1,2004,01 9:30:00,31 ,1.286902,198.4533,87.54388,60.93624
twpcmbeC2.c1,2004,0110:30:00,31 ,3.896031,301.9312,116.1737,67.07678
twpcmbeC2.c1,2004,0111:30:00,31 , 16.0277,370.0248, 119.242,88.92805
twpcmbeC2.c1,2004,0112:30:00,31 ,7.835636,309.2924,137.3028,87.33314
twpcmbeC2.c1,2004,0113:30:00,31 , 1.94589,427.5142,157.2024,110.1397
twpcmbeC2.c1,2004,0114:30:00,31 ,4.986207,373.8219,150.2973,111.0856
twpcmbeC2.c1,2004,0115:30:00,31 ,7.050169,378.0118,124.0934,86.63587
twpcmbeC2.c1,2004,0116:30:00,31 ,0.370693,274.1609,108.8583,68.58085
twpcmbeC2.c1,2004,0117:30:00,31 ,2.896231,146.7764, 65.4323,41.07124
twpcmbeC2.c1,2004,0118:30:00,31 ,2.110707,107.7213,36.76226,27.11016
twpcmbeC2.c1,2004,0119:30:00,31 ,       0,6.466111,1.778061, 1.62333
twpcmbeC2.c1,2004,0120:30:00,31 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,0121:30:00,31 ,       0,0.252373, 0.01974,0.062775
twpcmbeC2.c1,2004,0122:30:00,31 ,       0,0.469486, 0.08347,0.149042
twpcmbeC2.c1,2004,0123:30:00,31 ,       0,0.539275,0.141096, 0.19519