datastream, year, month, tod,n, min, max, mean, std
nsacmbeC1.c1,2004,05 0:30:00,28 ,       0,18.74467,8.181713,5.879646
nsacmbeC1.c1,2004,05 1:30:00,26 ,       0,16.10017,6.548763,4.880052
nsacmbeC1.c1,2004,05 2:30:00,31 ,       0,  20.243,8.152215,6.484065
nsacmbeC1.c1,2004,05 3:30:00,31 ,2.041538,33.22267,16.21188,9.128606
nsacmbeC1.c1,2004,05 4:30:00,31 ,13.32917,56.21116,34.52751,12.26776
nsacmbeC1.c1,2004,05 5:30:00,31 , 33.9955,108.3523,65.32686,18.63955
nsacmbeC1.c1,2004,05 6:30:00,31 ,  63.605, 157.821,108.3335,27.54393
nsacmbeC1.c1,2004,05 7:30:00,31 ,83.80685,222.3298,164.3841,39.20279
nsacmbeC1.c1,2004,05 8:30:00,31 ,105.6203, 311.181,229.4642,49.89891
nsacmbeC1.c1,2004,05 9:30:00,31 ,185.5471,384.5373,289.8988,53.65012
nsacmbeC1.c1,2004,0510:30:00,31 ,230.7497,417.6555, 344.595,48.84657
nsacmbeC1.c1,2004,0511:30:00,31 ,281.7944,458.6171,383.4901,58.08756
nsacmbeC1.c1,2004,0512:30:00,31 ,276.0822,485.6276,410.0379,62.03536
nsacmbeC1.c1,2004,0513:30:00,31 ,309.7851,511.5226,425.5148,62.90979
nsacmbeC1.c1,2004,0514:30:00,31 ,294.7973,484.6028,417.8976,56.68919
nsacmbeC1.c1,2004,0515:30:00,31 ,251.2837,461.6758,379.2485,64.17308
nsacmbeC1.c1,2004,0516:30:00,31 ,199.7997,440.8102,342.9896,59.57568
nsacmbeC1.c1,2004,0517:30:00,31 ,188.6125,348.5735,273.4355,46.60977
nsacmbeC1.c1,2004,0518:30:00,31 ,157.6735,282.8639,213.4805,38.44634
nsacmbeC1.c1,2004,0519:30:00,31 ,99.65649,218.1236,162.0778,34.80586
nsacmbeC1.c1,2004,0520:30:00,31 ,60.85649, 153.946,100.9119, 24.1229
nsacmbeC1.c1,2004,0521:30:00,31 ,24.80067,116.6876,66.09568,20.51699
nsacmbeC1.c1,2004,0522:30:00,31 ,6.258125,66.59917,34.34132,14.10377
nsacmbeC1.c1,2004,0523:30:00,30 ,2.540377,34.17949,16.64163,9.065821