datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2006,06 0:30:00,30 ,       0,0.507203,0.058994,0.139298
twpcmbeC1.c1,2006,06 1:30:00,30 ,       0,0.398855,0.054699,0.117002
twpcmbeC1.c1,2006,06 2:30:00,30 ,       0,0.505464,0.065707,0.132095
twpcmbeC1.c1,2006,06 3:30:00,30 ,       0, 0.43553,0.069254,0.113401
twpcmbeC1.c1,2006,06 4:30:00,30 ,       0,0.299261,  0.0234,0.067333
twpcmbeC1.c1,2006,06 5:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2006,06 6:30:00,30 ,0.046738,34.92268,10.73263,12.27242
twpcmbeC1.c1,2006,06 7:30:00,30 ,0.181431,  104.99,37.53449,32.72483
twpcmbeC1.c1,2006,06 8:30:00,30 ,0.681422,187.6356,70.35493,50.42297
twpcmbeC1.c1,2006,06 9:30:00,30 ,0.350092,264.9415,98.73069,78.63697
twpcmbeC1.c1,2006,0610:30:00,30 ,0.740362,285.0213,106.4328,84.14248
twpcmbeC1.c1,2006,0611:30:00,30 , 0.64846,349.6607, 151.758,83.07299
twpcmbeC1.c1,2006,0612:30:00,30 ,1.082079,327.5176,135.9694,105.9863
twpcmbeC1.c1,2006,0613:30:00,30 ,0.640859, 308.489,136.3229,102.5404
twpcmbeC1.c1,2006,0614:30:00,30 ,0.598617,269.5115, 97.0442,75.81592
twpcmbeC1.c1,2006,0615:30:00,30 ,0.178186,222.0757,79.52182,67.22136
twpcmbeC1.c1,2006,0616:30:00,30 ,       0,126.4253,40.93293, 38.3699
twpcmbeC1.c1,2006,0617:30:00,30 ,0.022665,58.29159,18.73396,19.97082
twpcmbeC1.c1,2006,0618:30:00,30 ,       0,0.541406,0.044359,0.109259
twpcmbeC1.c1,2006,0619:30:00,30 ,       0,0.157333,0.007928,0.031812
twpcmbeC1.c1,2006,0620:30:00,30 ,       0,0.253813,0.024364,0.065376
twpcmbeC1.c1,2006,0621:30:00,30 ,       0, 0.48159, 0.05774,0.123873
twpcmbeC1.c1,2006,0622:30:00,30 ,       0,0.379932,0.029069,0.079155
twpcmbeC1.c1,2006,0623:30:00,30 ,       0,0.396296,0.031062,0.080859