datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2000,05 0:30:00,31 ,       0,0.079044,0.041794,0.021043
twpcmbeC2.c1,2000,05 1:30:00,31 ,       0, 0.06623,0.031867,0.018814
twpcmbeC2.c1,2000,05 2:30:00,31 ,       0,0.203132,0.042072,0.043381
twpcmbeC2.c1,2000,05 3:30:00,31 ,       0, 0.21649,0.038804,0.048434
twpcmbeC2.c1,2000,05 4:30:00,31 ,       0,0.214309,0.019651,0.038277
twpcmbeC2.c1,2000,05 5:30:00,31 ,       0,       0,       0,       0
twpcmbeC2.c1,2000,05 6:30:00,31 ,1.864472,5.636367,4.112769,0.808583
twpcmbeC2.c1,2000,05 7:30:00,31 ,9.594264,38.15295,21.89748,8.252014
twpcmbeC2.c1,2000,05 8:30:00,30 ,9.999019,52.66195,27.12309,11.83751
twpcmbeC2.c1,2000,05 9:30:00,31 ,8.672351,88.68114, 36.6981,18.37585
twpcmbeC2.c1,2000,0510:30:00,31 ,11.97381,135.3684,50.53936,28.06463
twpcmbeC2.c1,2000,0511:30:00,31 ,3.355001,103.0942,48.04321,23.83321
twpcmbeC2.c1,2000,0512:30:00,31 ,3.988649,193.6561,73.81032,46.43467
twpcmbeC2.c1,2000,0513:30:00,31 ,18.82071,175.3429,81.68631,36.45635
twpcmbeC2.c1,2000,0514:30:00,31 ,16.74696,200.1142,57.33065,37.75444
twpcmbeC2.c1,2000,0515:30:00,30 ,13.40547,105.7386,43.11822,22.98063
twpcmbeC2.c1,2000,0516:30:00,31 ,10.92858, 62.6315,33.83238,14.03702
twpcmbeC2.c1,2000,0517:30:00,31 ,8.748691,56.08004,27.66834,11.80632
twpcmbeC2.c1,2000,0518:30:00,31 ,1.862477, 51.0357, 23.4203,9.396601
twpcmbeC2.c1,2000,0519:30:00,30 ,       0,0.331705, 0.10046,0.108168
twpcmbeC2.c1,2000,0520:30:00,30 ,       0,0.443026,0.025953, 0.08898
twpcmbeC2.c1,2000,0521:30:00,30 ,       0,0.340576,0.057338, 0.06678
twpcmbeC2.c1,2000,0522:30:00,30 ,       0, 0.27012,0.062775, 0.06109
twpcmbeC2.c1,2000,0523:30:00,30 ,       0,0.300402,0.058488, 0.05327