datastream, year, month, tod,n, min, max, mean, std
nsacmbeC1.c1,2002,02 0:30:00,20 ,       0,       0,       0,       0
nsacmbeC1.c1,2002,02 1:30:00,21 ,       0,0.076654, 0.00365,0.016727
nsacmbeC1.c1,2002,02 2:30:00,18 ,       0,       0,       0,       0
nsacmbeC1.c1,2002,02 3:30:00,23 ,       0,       0,       0,       0
nsacmbeC1.c1,2002,02 4:30:00,21 ,       0,       0,       0,       0
nsacmbeC1.c1,2002,02 5:30:00,22 ,       0,       0,       0,       0
nsacmbeC1.c1,2002,02 6:30:00,23 ,       0,       0,       0,       0
nsacmbeC1.c1,2002,02 7:30:00,22 ,       0,       0,       0,       0
nsacmbeC1.c1,2002,02 8:30:00,24 ,       0,0.694759,0.059327,0.181945
nsacmbeC1.c1,2002,02 9:30:00,27 ,       0,16.59782,2.596651,4.553924
nsacmbeC1.c1,2002,0210:30:00,27 ,0.072235,59.49973,15.21823,18.44543
nsacmbeC1.c1,2002,0211:30:00,27 ,4.545745,110.0823,37.11758,31.93577
nsacmbeC1.c1,2002,0212:30:00,27 ,10.92914,148.0527,59.02163,39.23392
nsacmbeC1.c1,2002,0213:30:00,27 , 13.0001,168.6455,73.94623,45.95501
nsacmbeC1.c1,2002,0214:30:00,27 ,11.60139,177.5725,71.20465,50.24107
nsacmbeC1.c1,2002,0215:30:00,28 ,6.391995,127.3879, 51.7223,38.19962
nsacmbeC1.c1,2002,0216:30:00,27 ,0.670233,78.70719,24.43005,24.28461
nsacmbeC1.c1,2002,0217:30:00,27 ,       0,25.52854,4.854834, 7.04634
nsacmbeC1.c1,2002,0218:30:00,27 ,       0,1.903466,0.223919,0.498016
nsacmbeC1.c1,2002,0219:30:00,25 ,       0,       0,       0,       0
nsacmbeC1.c1,2002,0220:30:00,23 ,       0,       0,       0,       0
nsacmbeC1.c1,2002,0221:30:00,21 ,       0,       0,       0,       0
nsacmbeC1.c1,2002,0222:30:00,19 ,       0,       0,       0,       0
nsacmbeC1.c1,2002,0223:30:00,18 ,       0,       0,       0,       0