datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,1998,11 0:30:00,30 ,       0,0.253315,0.050366,0.058286
twpcmbeC1.c1,1998,11 1:30:00,30 ,       0,0.166009,0.046087,0.048054
twpcmbeC1.c1,1998,11 2:30:00,30 ,       0,0.159583,0.035052,0.045105
twpcmbeC1.c1,1998,11 3:30:00,30 ,       0,0.143645,0.037161,0.053337
twpcmbeC1.c1,1998,11 4:30:00,30 ,       0,0.108738,0.021075,0.036274
twpcmbeC1.c1,1998,11 5:30:00,30 ,       0,5.244612,2.974525,1.094316
twpcmbeC1.c1,1998,11 6:30:00,30 , 1.23553,44.76107,24.66582,9.715123
twpcmbeC1.c1,1998,11 7:30:00,30 ,2.784055,53.06297,19.57353,11.73342
twpcmbeC1.c1,1998,11 8:30:00,30 ,3.772214,93.27323,32.61659,26.59098
twpcmbeC1.c1,1998,11 9:30:00,30 ,5.340487, 100.873,38.00934,28.01784
twpcmbeC1.c1,1998,1110:30:00,30 ,4.928135,111.3503,41.40327,29.33095
twpcmbeC1.c1,1998,1111:30:00,30 ,6.098619,122.3528, 48.9206,30.38095
twpcmbeC1.c1,1998,1112:30:00,30 ,3.687514,191.6927,52.68138,37.98796
twpcmbeC1.c1,1998,1113:30:00,30 ,2.860524,125.2816,43.93874,34.23282
twpcmbeC1.c1,1998,1114:30:00,30 ,2.723017,171.0055, 53.2337,50.68198
twpcmbeC1.c1,1998,1115:30:00,30 ,3.915709,81.13306,27.08619,19.16408
twpcmbeC1.c1,1998,1116:30:00,30 ,3.405207,52.48143,22.67991,12.50122
twpcmbeC1.c1,1998,1117:30:00,30 ,9.205468,58.94871,23.68147,11.15792
twpcmbeC1.c1,1998,1118:30:00,30 ,0.120525,2.380679,0.807373,0.584597
twpcmbeC1.c1,1998,1119:30:00,30 ,       0, 0.10094,0.003365,0.018429
twpcmbeC1.c1,1998,1120:30:00,30 ,       0,0.092441,0.008028,0.024036
twpcmbeC1.c1,1998,1121:30:00,30 ,       0,0.066911,0.007095,0.015948
twpcmbeC1.c1,1998,1122:30:00,30 ,       0,0.125607,0.020317,0.038361
twpcmbeC1.c1,1998,1123:30:00,30 ,       0,0.154154,0.028261,0.039325