datastream, year, month, tod,n, min, max, mean, std
nsacmbeC1.c1,2005,05 0:30:00,31 ,       0,9.791264,2.584753,2.612454
nsacmbeC1.c1,2005,05 1:30:00,31 ,       0,10.09824,1.567834, 2.24571
nsacmbeC1.c1,2005,05 2:30:00,31 ,0.319016,11.25689,2.497991,2.170804
nsacmbeC1.c1,2005,05 3:30:00,31 ,1.972636,30.73926,  5.8248,5.047287
nsacmbeC1.c1,2005,05 4:30:00,31 ,3.872503,19.25818,9.869664,4.019816
nsacmbeC1.c1,2005,05 5:30:00,31 ,8.570189, 32.0554,16.52582,5.727948
nsacmbeC1.c1,2005,05 6:30:00,31 ,10.84161,70.70894,23.84547,11.65301
nsacmbeC1.c1,2005,05 7:30:00,31 ,11.09375,55.89957,28.00477,11.32372
nsacmbeC1.c1,2005,05 8:30:00,31 ,12.11027,62.13189,33.35022,12.62141
nsacmbeC1.c1,2005,05 9:30:00,31 ,15.28973,90.38509,35.21318,18.17823
nsacmbeC1.c1,2005,0510:30:00,31 ,9.174541, 114.134,39.33054,26.32732
nsacmbeC1.c1,2005,0511:30:00,31 ,10.21944,118.2667,34.12193, 27.7443
nsacmbeC1.c1,2005,0512:30:00,31 ,5.306644,106.4387,31.27174,27.10608
nsacmbeC1.c1,2005,0513:30:00,31 ,1.449737,113.7277,36.05793,30.49357
nsacmbeC1.c1,2005,0514:30:00,31 ,6.087154,119.6458,41.48106,33.61465
nsacmbeC1.c1,2005,0515:30:00,31 ,7.858619,114.3215, 39.7619,24.71742
nsacmbeC1.c1,2005,0516:30:00,31 ,17.19655,115.3361,44.99132,24.46694
nsacmbeC1.c1,2005,0517:30:00,31 ,8.467137,93.62444,31.69368,17.43515
nsacmbeC1.c1,2005,0518:30:00,31 , 20.6305,80.75684,38.90978,17.37069
nsacmbeC1.c1,2005,0519:30:00,31 ,10.11683,83.26122,30.10179,16.38902
nsacmbeC1.c1,2005,0520:30:00,31 , 4.74853,61.62904,23.67674,11.09153
nsacmbeC1.c1,2005,0521:30:00,31 ,5.609446,33.11494,15.16334,6.011337
nsacmbeC1.c1,2005,0522:30:00,31 ,2.412267,20.79492,9.428556,4.497402
nsacmbeC1.c1,2005,0523:30:00,31 ,1.785701,22.07011,5.424439,4.048484