datastream, year, month, tod,n, min, max, mean, std
nsacmbeC1.c1,2002,07 0:30:00,21 ,0.151658,6.020792,1.967834,1.580596
nsacmbeC1.c1,2002,07 1:30:00,16 ,       0,2.467418,1.000078,0.851108
nsacmbeC1.c1,2002,07 2:30:00,18 ,0.096587,4.265591, 1.66616,1.312105
nsacmbeC1.c1,2002,07 3:30:00,20 , 0.48894,10.34338,2.857026,2.754926
nsacmbeC1.c1,2002,07 4:30:00,27 ,0.426105,15.00319,4.777801,3.804338
nsacmbeC1.c1,2002,07 5:30:00,29 ,0.294615,15.40321,4.786984,3.252699
nsacmbeC1.c1,2002,07 6:30:00,29 ,1.411147, 28.5886,8.789657,6.255911
nsacmbeC1.c1,2002,07 7:30:00,30 ,1.233571,22.38501,8.434944,5.911418
nsacmbeC1.c1,2002,07 8:30:00,30 ,1.788555,29.83492,10.63678,7.607848
nsacmbeC1.c1,2002,07 9:30:00,30 ,  0.6077,30.59634, 11.9841,8.701252
nsacmbeC1.c1,2002,0710:30:00,30 ,2.274062,30.80878,12.63955,9.282498
nsacmbeC1.c1,2002,0711:30:00,30 ,1.191707,35.45778,12.84439,9.363513
nsacmbeC1.c1,2002,0712:30:00,30 ,0.717655,27.66241,11.76485,9.267909
nsacmbeC1.c1,2002,0713:30:00,30 ,0.549259,26.78837,11.97401,  9.2231
nsacmbeC1.c1,2002,0714:30:00,30 , 0.55251,30.53441,12.45606,9.827335
nsacmbeC1.c1,2002,0715:30:00,31 ,0.962633,34.83928,12.89366,9.730873
nsacmbeC1.c1,2002,0716:30:00,31 , 1.74178,38.03169,12.34085,9.216159
nsacmbeC1.c1,2002,0717:30:00,31 ,2.095434,25.13776,10.32967,7.508835
nsacmbeC1.c1,2002,0718:30:00,30 ,1.938489,25.10208,9.197414,6.848402
nsacmbeC1.c1,2002,0719:30:00,31 ,1.843197,28.08737,9.119789,7.635937
nsacmbeC1.c1,2002,0720:30:00,31 ,0.941127, 18.3004,7.632734,5.455329
nsacmbeC1.c1,2002,0721:30:00,29 ,1.422484,16.16186, 6.30791,  3.8544
nsacmbeC1.c1,2002,0722:30:00,25 ,0.300848,14.65024,4.546925,3.774513
nsacmbeC1.c1,2002,0723:30:00,24 ,0.571055,7.848553,2.621027,1.636923