datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2001,03 0:30:00,29 ,       0,0.700936,0.275917,0.212065
twpcmbeC1.c1,2001,03 1:30:00,28 ,       0,0.690046,0.277797,0.187479
twpcmbeC1.c1,2001,03 2:30:00,28 ,       0,0.544215,0.221974,0.142843
twpcmbeC1.c1,2001,03 3:30:00,29 ,       0,0.458518,0.137478, 0.13031
twpcmbeC1.c1,2001,03 4:30:00,29 ,       0, 0.40506,0.120889,0.110744
twpcmbeC1.c1,2001,03 5:30:00,29 ,       0,0.154587,0.028272,0.049381
twpcmbeC1.c1,2001,03 6:30:00,29 ,       0,32.95427,6.515528,10.02418
twpcmbeC1.c1,2001,03 7:30:00,29 ,0.075472,97.11454, 40.8921,33.05525
twpcmbeC1.c1,2001,03 8:30:00,29 ,0.159752,200.0602,86.97418,58.57671
twpcmbeC1.c1,2001,03 9:30:00,29 ,0.141038,316.3439,102.0128,92.93644
twpcmbeC1.c1,2001,0310:30:00,29 ,0.186717,350.0751,116.8988,107.0313
twpcmbeC1.c1,2001,0311:30:00,29 ,0.432998,328.1732,111.4888,107.9634
twpcmbeC1.c1,2001,0312:30:00,29 ,0.658035,329.0807,108.1584,99.98653
twpcmbeC1.c1,2001,0313:30:00,29 ,0.260886, 434.916,128.0328,137.2969
twpcmbeC1.c1,2001,0314:30:00,29 ,0.175875,331.3303,116.8878,104.2484
twpcmbeC1.c1,2001,0315:30:00,29 ,0.010313,281.1825,66.66353,70.32562
twpcmbeC1.c1,2001,0316:30:00,29 ,       0,179.8133,56.45851,56.10497
twpcmbeC1.c1,2001,0317:30:00,29 ,       0,86.75241,25.39037,31.33031
twpcmbeC1.c1,2001,0318:30:00,29 ,       0,6.629727,0.816073, 1.70491
twpcmbeC1.c1,2001,0319:30:00,27 ,       0,0.255245,0.032583, 0.06816
twpcmbeC1.c1,2001,0320:30:00,29 ,       0, 0.34453,0.097256,0.120332
twpcmbeC1.c1,2001,0321:30:00,29 ,       0,0.410555,0.183988,0.145446
twpcmbeC1.c1,2001,0322:30:00,29 ,       0,0.609588,0.280618,0.173127
twpcmbeC1.c1,2001,0323:30:00,29 ,       0, 0.64811,0.319699,0.187427