datastream, year, month, tod,n, min, max, mean, std
nsacmbeC1.c1,2003,02 0:30:00,23 ,       0,       0,       0,       0
nsacmbeC1.c1,2003,02 1:30:00,23 ,       0,       0,       0,       0
nsacmbeC1.c1,2003,02 2:30:00,22 ,       0,       0,       0,       0
nsacmbeC1.c1,2003,02 3:30:00,24 ,       0,       0,       0,       0
nsacmbeC1.c1,2003,02 4:30:00,24 ,       0,       0,       0,       0
nsacmbeC1.c1,2003,02 5:30:00,25 ,       0,       0,       0,       0
nsacmbeC1.c1,2003,02 6:30:00,27 ,       0,       0,       0,       0
nsacmbeC1.c1,2003,02 7:30:00,27 ,       0,       0,       0,       0
nsacmbeC1.c1,2003,02 8:30:00,28 ,       0,0.624727,0.047445,0.140509
nsacmbeC1.c1,2003,02 9:30:00,28 ,       0,5.591416,1.473065,1.822534
nsacmbeC1.c1,2003,0210:30:00,28 , 0.21658,14.02439,4.271737,3.462382
nsacmbeC1.c1,2003,0211:30:00,28 ,2.035953,18.60203,8.460858,5.067426
nsacmbeC1.c1,2003,0212:30:00,28 , 1.02271, 31.0545,10.05184,8.901848
nsacmbeC1.c1,2003,0213:30:00,28 ,0.290152,19.29272,5.032764,5.704422
nsacmbeC1.c1,2003,0214:30:00,28 , 0.62081,32.79439,  6.7795, 7.33392
nsacmbeC1.c1,2003,0215:30:00,28 ,1.510219,25.64258,6.611185,5.247683
nsacmbeC1.c1,2003,0216:30:00,28 ,0.731699,21.31791,7.546419,6.481772
nsacmbeC1.c1,2003,0217:30:00,28 ,       0,7.483456,2.561487,2.487475
nsacmbeC1.c1,2003,0218:30:00,28 ,       0,2.960861, 0.35338,0.670808
nsacmbeC1.c1,2003,0219:30:00,28 ,       0,       0,       0,       0
nsacmbeC1.c1,2003,0220:30:00,27 ,       0,0.343295,0.012715,0.066067
nsacmbeC1.c1,2003,0221:30:00,26 ,       0,       0,       0,       0
nsacmbeC1.c1,2003,0222:30:00,25 ,       0,       0,       0,       0
nsacmbeC1.c1,2003,0223:30:00,24 ,       0,       0,       0,       0