datastream, year, month, tod,n, min, max, mean, std nsacmbeC1.c1,2005,06 0:30:00,30 ,15.98807,48.75347,29.91212,8.267991 nsacmbeC1.c1,2005,06 1:30:00,30 ,13.38778,49.15036,28.62828,9.421519 nsacmbeC1.c1,2005,06 2:30:00,30 ,18.57446,49.16001,29.92027,7.106665 nsacmbeC1.c1,2005,06 3:30:00,30 ,20.90707,92.99629,39.49137,14.25113 nsacmbeC1.c1,2005,06 4:30:00,30 ,25.04005,141.6767,57.64328,23.81826 nsacmbeC1.c1,2005,06 5:30:00,30 , 45.4169,177.4295,83.08025,32.72997 nsacmbeC1.c1,2005,06 6:30:00,30 , 53.4789,217.1186,113.8555,46.49732 nsacmbeC1.c1,2005,06 7:30:00,30 ,59.75282,260.9611,147.1534, 65.2627 nsacmbeC1.c1,2005,06 8:30:00,30 ,66.60399,350.3207,191.8848,84.05891 nsacmbeC1.c1,2005,06 9:30:00,30 ,72.55427,404.2867,229.0401,105.7516 nsacmbeC1.c1,2005,0610:30:00,30 ,77.08163,491.1227,273.8398,138.5641 nsacmbeC1.c1,2005,0611:30:00,30 ,77.16799,556.0512,286.5049, 159.946 nsacmbeC1.c1,2005,0612:30:00,30 ,82.68487,529.6384,302.3656,153.6982 nsacmbeC1.c1,2005,0613:30:00,30 ,83.18712,574.2358,329.3195,170.0026 nsacmbeC1.c1,2005,0614:30:00,30 ,81.18024,509.1735,316.1331,153.9125 nsacmbeC1.c1,2005,0615:30:00,30 , 77.4983,495.7748,282.4035,141.9746 nsacmbeC1.c1,2005,0616:30:00,30 ,74.77976,523.2832,270.3772,134.2892 nsacmbeC1.c1,2005,0617:30:00,30 ,71.48635,378.0576, 225.661,112.0058 nsacmbeC1.c1,2005,0618:30:00,30 ,67.01993,386.4648,185.5414,91.60341 nsacmbeC1.c1,2005,0619:30:00,30 ,62.18201,279.5752,155.6237,67.90025 nsacmbeC1.c1,2005,0620:30:00,30 ,55.62887, 184.408,116.5049,43.91482 nsacmbeC1.c1,2005,0621:30:00,30 ,47.78041,134.7899,83.96496,27.35752 nsacmbeC1.c1,2005,0622:30:00,30 ,32.95836,97.78802,56.63819,19.15594 nsacmbeC1.c1,2005,0623:30:00,30 ,21.77912,72.06189,39.19704,11.80411