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 ,       0,0.003621,0.000191,0.000831
nsacmbeC1.c1,2004,02 8:30:00,23 ,       0,0.529167,0.028651,  0.1107
nsacmbeC1.c1,2004,02 9:30:00,25 ,       0, 14.5275,2.214579,4.119202
nsacmbeC1.c1,2004,0210:30:00,25 ,       0,54.36884,14.07597,16.18423
nsacmbeC1.c1,2004,0211:30:00,25 ,2.164255,  97.153,35.34047, 30.3619
nsacmbeC1.c1,2004,0212:30:00,25 ,8.745833,127.9104,55.82619,38.40527
nsacmbeC1.c1,2004,0213:30:00,26 ,14.73684,140.4727,65.84114,41.34199
nsacmbeC1.c1,2004,0214:30:00,26 ,13.16034, 139.013,63.49437,  42.199
nsacmbeC1.c1,2004,0215:30:00,26 ,4.637666, 115.092,49.68146, 37.8543
nsacmbeC1.c1,2004,0216:30:00,24 ,0.070968,77.40316,27.59424,25.61025
nsacmbeC1.c1,2004,0217:30:00,24 ,       0, 31.9285, 6.76787,  9.3922
nsacmbeC1.c1,2004,0218:30:00,24 ,       0,2.622046,0.295768,   0.708
nsacmbeC1.c1,2004,0219:30:00,21 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,0220:30:00,16 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,0221:30:00,13 ,       0,0.014565, 0.00112, 0.00404
nsacmbeC1.c1,2004,0222:30:00,13 ,       0,  0.0192,0.001477,0.005325
nsacmbeC1.c1,2004,0223:30:00,12 ,       0,       0,       0,       0