datastream, year, month, tod,n, min, max, mean, std
nsacmbeC1.c1,2005,03 0:30:00,15 ,       0,0.445083,0.038328,0.117389
nsacmbeC1.c1,2005,03 1:30:00,13 ,       0, 0.38142, 0.08183,0.142787
nsacmbeC1.c1,2005,03 2:30:00,12 ,       0,0.458903,0.050292,0.135227
nsacmbeC1.c1,2005,03 3:30:00,14 ,       0,0.299399,0.055273,0.113165
nsacmbeC1.c1,2005,03 4:30:00,15 ,       0,1.008807,0.067254,0.260473
nsacmbeC1.c1,2005,03 5:30:00,22 ,       0,0.454206,0.020646,0.096837
nsacmbeC1.c1,2005,03 6:30:00,27 ,       0,5.933506,0.850085,1.601721
nsacmbeC1.c1,2005,03 7:30:00,31 ,       0,20.42297,5.286622,6.085067
nsacmbeC1.c1,2005,03 8:30:00,31 ,1.841488,32.20663, 12.9834,8.649001
nsacmbeC1.c1,2005,03 9:30:00,31 ,5.484353,40.54005,20.58397,8.355707
nsacmbeC1.c1,2005,0310:30:00,31 ,8.717896,51.06237,18.99428,7.908738
nsacmbeC1.c1,2005,0311:30:00,31 ,6.302794,61.78938, 21.7638,13.55189
nsacmbeC1.c1,2005,0312:30:00,31 ,4.163334,61.88024,16.75265,15.00516
nsacmbeC1.c1,2005,0313:30:00,31 ,1.029589,97.83103,17.20133,22.04489
nsacmbeC1.c1,2005,0314:30:00,31 ,4.285654,48.56329,16.37994,12.50046
nsacmbeC1.c1,2005,0315:30:00,31 ,7.794766,67.14253,22.22976,15.47706
nsacmbeC1.c1,2005,0316:30:00,31 ,8.883677,43.46822,21.64814,8.522297
nsacmbeC1.c1,2005,0317:30:00,31 ,5.998341,48.60653,20.64188,  8.5888
nsacmbeC1.c1,2005,0318:30:00,31 ,3.736332,25.11177,15.96328,7.188555
nsacmbeC1.c1,2005,0319:30:00,31 ,       0,28.50828,7.160034,7.497648
nsacmbeC1.c1,2005,0320:30:00,27 ,       0,8.054342, 1.21638,2.091664
nsacmbeC1.c1,2005,0321:30:00,21 ,       0,0.666018,0.089914,0.226404
nsacmbeC1.c1,2005,0322:30:00,16 ,       0,0.496758,0.059058,0.137042
nsacmbeC1.c1,2005,0323:30:00,13 ,       0, 0.16027,0.012328,0.044451