datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2004,08 0:30:00,31 ,       0,0.509291,0.048691,0.141995
twpcmbeC1.c1,2004,08 1:30:00,31 ,       0,0.566263,0.040964,0.131246
twpcmbeC1.c1,2004,08 2:30:00,31 ,       0,0.462561,0.029652,0.114779
twpcmbeC1.c1,2004,08 3:30:00,31 ,       0,0.302057,0.017877,0.069499
twpcmbeC1.c1,2004,08 4:30:00,31 ,       0,0.144499,0.004661,0.025953
twpcmbeC1.c1,2004,08 5:30:00,31 ,       0,0.088501,0.005243, 0.02038
twpcmbeC1.c1,2004,08 6:30:00,31 ,1.418458,52.37653,26.46218,13.71769
twpcmbeC1.c1,2004,08 7:30:00,31 ,1.824782,130.3701,61.95007,33.55607
twpcmbeC1.c1,2004,08 8:30:00,31 ,11.17509, 182.467,79.00575,48.13857
twpcmbeC1.c1,2004,08 9:30:00,31 ,7.725655,249.9711,112.8544, 63.8146
twpcmbeC1.c1,2004,0810:30:00,31 ,10.62262,266.0402,119.9788,67.82794
twpcmbeC1.c1,2004,0811:30:00,31 ,15.76683,  322.13,108.2965, 76.8039
twpcmbeC1.c1,2004,0812:30:00,31 ,9.183921,353.8976,138.0626, 92.9496
twpcmbeC1.c1,2004,0813:30:00,31 ,17.56134,310.3614, 121.349,89.63005
twpcmbeC1.c1,2004,0814:30:00,31 ,7.501543,267.0786, 104.963,73.50912
twpcmbeC1.c1,2004,0815:30:00,31 ,3.424763,209.8828,100.6294,54.87029
twpcmbeC1.c1,2004,0816:30:00,31 ,8.388323,238.3586,77.93566,49.35588
twpcmbeC1.c1,2004,0817:30:00,31 ,1.658774,86.59511,46.43168,24.76687
twpcmbeC1.c1,2004,0818:30:00,31 ,0.064708,11.30566,4.842868, 2.20981
twpcmbeC1.c1,2004,0819:30:00,31 ,       0,0.137296,0.004429,0.024659
twpcmbeC1.c1,2004,0820:30:00,31 ,       0,0.160002,0.005161,0.028737
twpcmbeC1.c1,2004,0821:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2004,0822:30:00,31 ,       0,0.244163,0.007876,0.043853
twpcmbeC1.c1,2004,0823:30:00,31 ,       0,0.291985, 0.01535,0.061035