datastream, year, month, tod,n, min, max, mean, std
nsacmbeC1.c1,2007,06 0:30:00,30 ,1.560752,20.82095,9.438952,5.149668
nsacmbeC1.c1,2007,06 1:30:00,30 ,1.170255,11.13401,5.528076,2.797276
nsacmbeC1.c1,2007,06 2:30:00,30 , 1.73385,21.24342,10.51498,6.444134
nsacmbeC1.c1,2007,06 3:30:00,30 ,2.890138,24.63158,10.32602,5.881666
nsacmbeC1.c1,2007,06 4:30:00,30 ,2.922913,47.32325, 16.5898,9.601027
nsacmbeC1.c1,2007,06 5:30:00,30 ,4.677706,69.44791,24.20218,  14.714
nsacmbeC1.c1,2007,06 6:30:00,30 , 7.37641,85.04157,30.60816,16.75885
nsacmbeC1.c1,2007,06 7:30:00,30 ,10.67652,80.32559,34.22541, 18.1052
nsacmbeC1.c1,2007,06 8:30:00,30 ,19.17719,96.22224,41.39184,21.88842
nsacmbeC1.c1,2007,06 9:30:00,30 ,20.01943,109.5097,39.67877,22.95665
nsacmbeC1.c1,2007,0610:30:00,30 ,10.76922,134.0709,39.78774,29.63674
nsacmbeC1.c1,2007,0611:30:00,30 ,11.40166, 157.674,54.02162,47.50108
nsacmbeC1.c1,2007,0612:30:00,30 ,5.716039,157.5044,54.19769,45.05145
nsacmbeC1.c1,2007,0613:30:00,30 ,0.793397, 184.479,57.07021,50.83991
nsacmbeC1.c1,2007,0614:30:00,30 ,6.645827,137.2824,48.00793,38.80233
nsacmbeC1.c1,2007,0615:30:00,30 ,10.90398,204.1331,43.59067,40.96438
nsacmbeC1.c1,2007,0616:30:00,30 ,17.74822, 175.422,54.13897,38.03252
nsacmbeC1.c1,2007,0617:30:00,30 ,18.87354,133.7843,39.22965,25.61175
nsacmbeC1.c1,2007,0618:30:00,30 ,13.99922,112.7152,40.65769,24.46533
nsacmbeC1.c1,2007,0619:30:00,30 ,15.32661,103.7969,37.48162, 23.1732
nsacmbeC1.c1,2007,0620:30:00,30 ,7.418108,69.14294,27.92054,15.34137
nsacmbeC1.c1,2007,0621:30:00,30 ,2.221981,55.34689,20.96854,12.75812
nsacmbeC1.c1,2007,0622:30:00,30 ,3.591487,34.10291,16.39412,7.550665
nsacmbeC1.c1,2007,0623:30:00,30 ,1.590222,24.17685,9.342432, 5.03739