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 ,       0,0.670297,0.050959,0.160241
nsacmbeC1.c1,2004,02 9:30:00,25 ,       0,12.85953,2.721886,4.028645
nsacmbeC1.c1,2004,0210:30:00,25 ,       0,32.82766,12.63383,10.77682
nsacmbeC1.c1,2004,0211:30:00,25 ,2.895928,53.83016,25.97206,15.57293
nsacmbeC1.c1,2004,0212:30:00,25 ,10.97333, 68.1265,37.93903,16.75349
nsacmbeC1.c1,2004,0213:30:00,26 , 18.2655,82.10169,46.27867, 17.7536
nsacmbeC1.c1,2004,0214:30:00,26 ,16.39825,80.89066,41.70186,16.42002
nsacmbeC1.c1,2004,0215:30:00,26 ,7.025633,76.08866,31.55554,16.91186
nsacmbeC1.c1,2004,0216:30:00,25 ,0.898167,52.32884,17.41591,14.07314
nsacmbeC1.c1,2004,0217:30:00,24 ,       0,19.10834,5.510656,6.319255
nsacmbeC1.c1,2004,0218:30:00,24 ,       0, 3.12365,0.363421,0.821468
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