datastream, year, month, tod,n, min, max, mean, std
nsacmbeC1.c1,2005,05 0:30:00,31 ,       0,37.86092,12.55289,  10.978
nsacmbeC1.c1,2005,05 1:30:00,31 ,       0,35.81093,10.58536,10.03332
nsacmbeC1.c1,2005,05 2:30:00,31 , 0.15508,35.78841,13.56666,11.18756
nsacmbeC1.c1,2005,05 3:30:00,31 ,3.448686,60.45753,23.60504, 14.2733
nsacmbeC1.c1,2005,05 4:30:00,31 ,16.58325,104.2728,46.75447,20.06502
nsacmbeC1.c1,2005,05 5:30:00,31 ,41.88363,167.6317,86.21263,27.97206
nsacmbeC1.c1,2005,05 6:30:00,31 ,96.73962,250.8778,  145.41,  36.508
nsacmbeC1.c1,2005,05 7:30:00,31 ,126.6821, 341.448,218.2544,52.67042
nsacmbeC1.c1,2005,05 8:30:00,31 ,170.5433,433.6048,295.0737,71.09747
nsacmbeC1.c1,2005,05 9:30:00,31 ,243.7418,525.9075, 379.573,78.73735
nsacmbeC1.c1,2005,0510:30:00,31 ,337.7737,601.3671,459.5715,80.77497
nsacmbeC1.c1,2005,0511:30:00,31 , 347.128,657.9016,499.9775, 92.0495
nsacmbeC1.c1,2005,0512:30:00,31 ,368.4394,696.3502,539.2007,95.22568
nsacmbeC1.c1,2005,0513:30:00,31 ,371.3639,710.0992,550.0666,91.23164
nsacmbeC1.c1,2005,0514:30:00,31 ,315.0696,684.9224,544.5081, 95.0237
nsacmbeC1.c1,2005,0515:30:00,31 ,298.4996,647.1397,505.5589, 81.6475
nsacmbeC1.c1,2005,0516:30:00,31 ,  255.47,583.6314,439.9403,76.90994
nsacmbeC1.c1,2005,0517:30:00,31 ,260.2714,512.3375,360.8953,73.83408
nsacmbeC1.c1,2005,0518:30:00,31 , 202.213,424.3618,286.3891,62.21888
nsacmbeC1.c1,2005,0519:30:00,31 ,104.0422,330.8736, 205.901,59.14329
nsacmbeC1.c1,2005,0520:30:00,31 ,74.82597,231.9206,134.9111,42.99232
nsacmbeC1.c1,2005,0521:30:00,31 ,45.34226,154.0484,77.80763,28.51641
nsacmbeC1.c1,2005,0522:30:00,31 ,13.31615,93.84636,42.27747,20.61029
nsacmbeC1.c1,2005,0523:30:00,31 ,2.849383,61.45057,23.16177,16.21174