datastream, year, month, tod,n, min, max, mean, std
nsacmbeC1.c1,2002,05 0:30:00,22 ,       0,4.618524,1.042751,1.160605
nsacmbeC1.c1,2002,05 1:30:00,19 ,       0,2.607462,0.632593,0.626952
nsacmbeC1.c1,2002,05 2:30:00,21 ,       0,4.026833, 1.49113,1.159944
nsacmbeC1.c1,2002,05 3:30:00,26 ,1.312106,7.671949,3.604232,1.510391
nsacmbeC1.c1,2002,05 4:30:00,30 ,  0.5774, 16.6669,6.565288, 3.25873
nsacmbeC1.c1,2002,05 5:30:00,31 ,0.761437, 20.5261,10.63577,5.145379
nsacmbeC1.c1,2002,05 6:30:00,30 ,1.509561,41.27822,16.23213,10.64616
nsacmbeC1.c1,2002,05 7:30:00,30 ,3.655363,44.79781,19.37368,10.28641
nsacmbeC1.c1,2002,05 8:30:00,30 ,4.073792,60.41083,22.41267,14.35892
nsacmbeC1.c1,2002,05 9:30:00,30 ,4.216276,77.01758,25.12235,17.33591
nsacmbeC1.c1,2002,0510:30:00,30 ,4.014693,59.29284,24.04605,15.01151
nsacmbeC1.c1,2002,0511:30:00,30 ,2.724178,90.88398,26.18936,20.58306
nsacmbeC1.c1,2002,0512:30:00,30 ,0.664012,80.28041,25.10873,23.08032
nsacmbeC1.c1,2002,0513:30:00,30 ,1.161904,114.9389, 23.9611,26.23619
nsacmbeC1.c1,2002,0514:30:00,31 ,3.630283, 98.5101,23.11096,23.56471
nsacmbeC1.c1,2002,0515:30:00,31 ,4.223055,88.54569,29.03046,25.36284
nsacmbeC1.c1,2002,0516:30:00,31 ,3.282233,76.71412,24.52384,18.64683
nsacmbeC1.c1,2002,0517:30:00,31 ,2.057671,96.33812,25.36998,20.29218
nsacmbeC1.c1,2002,0518:30:00,31 ,3.879041,94.71647,22.40359, 17.9091
nsacmbeC1.c1,2002,0519:30:00,31 ,1.570724,58.49072,16.70935,11.97692
nsacmbeC1.c1,2002,0520:30:00,31 ,0.979865,51.80334,16.15075,10.73522
nsacmbeC1.c1,2002,0521:30:00,31 ,0.623149,36.73957,10.24836,7.361334
nsacmbeC1.c1,2002,0522:30:00,28 ,1.061882,17.00727,6.334254,3.792955
nsacmbeC1.c1,2002,0523:30:00,26 ,0.601629,6.890457,2.896501,1.713178