datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2003,06 0:30:00,30 ,       0,0.498583,0.057667,0.123305
twpcmbeC1.c1,2003,06 1:30:00,30 ,       0,0.570436,0.064837,0.141712
twpcmbeC1.c1,2003,06 2:30:00,30 ,       0,0.526303,0.042165,0.121418
twpcmbeC1.c1,2003,06 3:30:00,30 ,       0, 0.37617, 0.03464,0.094926
twpcmbeC1.c1,2003,06 4:30:00,30 ,       0,0.091837,0.003061,0.016767
twpcmbeC1.c1,2003,06 5:30:00,30 ,       0,0.250247,0.023556,0.055869
twpcmbeC1.c1,2003,06 6:30:00,30 ,6.833999,46.04593,27.60038,10.35874
twpcmbeC1.c1,2003,06 7:30:00,30 ,5.071805,123.3137,67.40758,27.23443
twpcmbeC1.c1,2003,06 8:30:00,30 ,26.76574,205.8707,92.10095,47.47661
twpcmbeC1.c1,2003,06 9:30:00,30 ,26.50146,261.5755,116.4187,60.11978
twpcmbeC1.c1,2003,0610:30:00,30 , 29.7168, 329.896,123.3976,89.16464
twpcmbeC1.c1,2003,0611:30:00,30 , 12.5429,355.5664,141.3289,102.9471
twpcmbeC1.c1,2003,0612:30:00,30 ,6.475727,336.4519, 124.916,94.65924
twpcmbeC1.c1,2003,0613:30:00,30 ,13.25724,286.1221,122.1626,80.29153
twpcmbeC1.c1,2003,0614:30:00,30 ,6.700878,258.8793, 110.786,71.01608
twpcmbeC1.c1,2003,0615:30:00,30 ,10.65837,261.0826,112.1933,69.62613
twpcmbeC1.c1,2003,0616:30:00,30 ,2.114534,181.2911,74.61255,46.76276
twpcmbeC1.c1,2003,0617:30:00,30 , 3.88363, 68.8783,36.16427,19.64355
twpcmbeC1.c1,2003,0618:30:00,30 ,0.582634,  5.9639,3.044701,1.275738
twpcmbeC1.c1,2003,0619:30:00,30 ,       0,0.261696, 0.01494,0.057706
twpcmbeC1.c1,2003,0620:30:00,30 ,       0,0.369066,0.034152,0.083054
twpcmbeC1.c1,2003,0621:30:00,30 ,       0,0.416351,0.082213,0.134643
twpcmbeC1.c1,2003,0622:30:00,30 ,       0,0.551396,0.084335,0.159201
twpcmbeC1.c1,2003,0623:30:00,30 ,       0,0.670275,0.097255,0.178327