datastream, year, month, tod,n, min, max, mean, std
nsacmbeC1.c1,2004,02 0:30:00,14 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,02 1:30:00,13 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,02 2:30:00,13 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,02 3:30:00,13 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,02 4:30:00,13 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,02 5:30:00,13 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,02 6:30:00,12 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,02 7:30:00,19 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,02 8:30:00,21 ,       0,0.005394,0.000257,0.001177
nsacmbeC1.c1,2004,02 9:30:00,25 ,       0,7.696393,0.944181,2.017934
nsacmbeC1.c1,2004,0210:30:00,25 ,       0,14.32948,3.916361,4.982617
nsacmbeC1.c1,2004,0211:30:00,25 ,0.000549,20.07915,6.246053,6.635291
nsacmbeC1.c1,2004,0212:30:00,25 ,       0, 26.8343,7.688737,9.438846
nsacmbeC1.c1,2004,0213:30:00,26 ,       0,16.62193,3.725766,5.005736
nsacmbeC1.c1,2004,0214:30:00,26 ,       0, 15.4831, 3.89809,4.574981
nsacmbeC1.c1,2004,0215:30:00,26 ,       0,17.51579,4.723559, 5.00387
nsacmbeC1.c1,2004,0216:30:00,25 ,       0,20.39727,6.544399,6.567308
nsacmbeC1.c1,2004,0217:30:00,24 ,       0,10.59385,1.973885, 3.36582
nsacmbeC1.c1,2004,0218:30:00,24 ,       0,0.937521,0.058766, 0.20825
nsacmbeC1.c1,2004,0219:30:00,20 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,0220:30:00,16 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,0221:30:00,12 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,0222:30:00,12 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,0223:30:00,11 ,       0,       0,       0,       0