datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2004,04 0:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,04 1:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,04 2:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,04 3:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,04 4:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,04 5:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,04 6:30:00,30 ,       0,5.004533,2.378793,1.363873
twpcmbeC2.c1,2004,04 7:30:00,30 ,1.333881,  47.772,25.13163,10.83988
twpcmbeC2.c1,2004,04 8:30:00,30 ,2.786869,64.45819,28.07351,16.16924
twpcmbeC2.c1,2004,04 9:30:00,30 ,7.091826, 120.409,42.49289,27.37108
twpcmbeC2.c1,2004,0410:30:00,30 ,15.31837,123.5148,56.22259,27.05776
twpcmbeC2.c1,2004,0411:30:00,30 ,10.31156,150.7019,67.41862,36.36847
twpcmbeC2.c1,2004,0412:30:00,30 ,16.96782,173.2763,70.74573,42.64275
twpcmbeC2.c1,2004,0413:30:00,30 ,6.436264,259.0717,77.72992,56.20353
twpcmbeC2.c1,2004,0414:30:00,30 ,4.259378,207.0523,65.60825,43.58501
twpcmbeC2.c1,2004,0415:30:00,30 ,9.527568,173.2167,61.64414,38.77726
twpcmbeC2.c1,2004,0416:30:00,30 ,7.246858,142.6899,  40.063,27.14637
twpcmbeC2.c1,2004,0417:30:00,30 ,0.814689,69.50346,30.66358,15.69212
twpcmbeC2.c1,2004,0418:30:00,30 ,3.436894,42.94916,26.23347,12.04478
twpcmbeC2.c1,2004,0419:30:00,30 ,       0, 1.44278,0.251001,0.365166
twpcmbeC2.c1,2004,0420:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,0421:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,0422:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,0423:30:00,30 ,       0,       0,       0,       0