datastream, year, month, tod,n, min, max, mean, std nsacmbeC1.c1,2002,05 0:30:00,31 ,0.104922,21.22583,7.921547,5.422896 nsacmbeC1.c1,2002,05 1:30:00,31 , 0,25.25272,6.925819,5.546851 nsacmbeC1.c1,2002,05 2:30:00,31 ,0.507264,35.60883,9.357305,6.963349 nsacmbeC1.c1,2002,05 3:30:00,31 ,4.385716,34.77267,16.68772, 7.17381 nsacmbeC1.c1,2002,05 4:30:00,31 , 18.7555,52.65016,32.10396, 9.32113 nsacmbeC1.c1,2002,05 5:30:00,31 ,32.40416,101.0842,61.17017,16.68122 nsacmbeC1.c1,2002,05 6:30:00,31 ,41.01701,140.4288,96.98858,29.13272 nsacmbeC1.c1,2002,05 7:30:00,31 ,48.70084,222.5203,141.7058,52.20772 nsacmbeC1.c1,2002,05 8:30:00,31 ,56.46433,275.3613,179.6874,66.70042 nsacmbeC1.c1,2002,05 9:30:00,31 ,63.37634,348.9685,220.6025,86.65237 nsacmbeC1.c1,2002,0510:30:00,31 ,69.57266,434.8856,265.5124,115.0302 nsacmbeC1.c1,2002,0511:30:00,31 ,74.64584,463.2817,278.3449,122.6706 nsacmbeC1.c1,2002,0512:30:00,31 ,79.08851, 503.749,307.6572,140.4736 nsacmbeC1.c1,2002,0513:30:00,31 , 82.3685,515.2094,294.5489,138.2755 nsacmbeC1.c1,2002,0514:30:00,31 , 79.4675,519.1722,304.6227,143.4012 nsacmbeC1.c1,2002,0515:30:00,31 ,76.50719,444.1407,293.0979,117.9007 nsacmbeC1.c1,2002,0516:30:00,31 ,71.99183,397.7122,243.0546,101.0982 nsacmbeC1.c1,2002,0517:30:00,31 ,69.37667,336.9155,196.9786,75.64929 nsacmbeC1.c1,2002,0518:30:00,31 ,64.18533,277.2467,156.9989,62.45869 nsacmbeC1.c1,2002,0519:30:00,31 ,56.58816,198.5864,119.0111, 43.2066 nsacmbeC1.c1,2002,0520:30:00,31 ,40.38142,131.5152,82.77052,26.68558 nsacmbeC1.c1,2002,0521:30:00,31 ,29.69151,84.29183,49.40334,15.09166 nsacmbeC1.c1,2002,0522:30:00,31 ,12.64017,56.13517,29.12555, 11.3592 nsacmbeC1.c1,2002,0523:30:00,31 , 2.64229,37.50299,14.73913,8.099878