datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2000,08 0:30:00,30 ,       0,5.107081,0.233992, 0.92722
twpcmbeC1.c1,2000,08 1:30:00,29 ,       0,0.702058,0.091862, 0.17433
twpcmbeC1.c1,2000,08 2:30:00,29 ,       0,0.707726, 0.07354,0.144483
twpcmbeC1.c1,2000,08 3:30:00,29 ,       0,1.338327,0.139532,0.272854
twpcmbeC1.c1,2000,08 4:30:00,31 ,       0, 2.59764,0.187117,0.499478
twpcmbeC1.c1,2000,08 5:30:00,31 ,       0,1.546341,0.163409,0.317446
twpcmbeC1.c1,2000,08 6:30:00,31 ,2.273116,34.08046, 18.8728,8.503474
twpcmbeC1.c1,2000,08 7:30:00,30 ,1.601183,78.35431,33.38561,17.75688
twpcmbeC1.c1,2000,08 8:30:00,31 ,4.842971,138.4048,43.69976,  25.664
twpcmbeC1.c1,2000,08 9:30:00,31 ,3.890076,146.1986,45.72597,26.48842
twpcmbeC1.c1,2000,0810:30:00,31 ,4.321552,140.0582,59.49954,36.70299
twpcmbeC1.c1,2000,0811:30:00,31 ,1.351977,193.0765,67.67016,45.53038
twpcmbeC1.c1,2000,0812:30:00,31 ,2.216021,173.6221,71.74172,47.35284
twpcmbeC1.c1,2000,0813:30:00,31 ,1.759857,   151.5,63.84166,39.76607
twpcmbeC1.c1,2000,0814:30:00,31 ,1.091222,155.9684,63.91831,40.07508
twpcmbeC1.c1,2000,0815:30:00,31 ,0.591724,145.2551,50.48241, 30.4256
twpcmbeC1.c1,2000,0816:30:00,31 ,1.218945,92.30022,34.44747, 23.3334
twpcmbeC1.c1,2000,0817:30:00,31 ,8.012702,56.59956,27.67817,13.05928
twpcmbeC1.c1,2000,0818:30:00,31 ,0.310458, 11.1335,4.004433,2.284137
twpcmbeC1.c1,2000,0819:30:00,30 ,       0, 0.83202,0.075266,0.178077
twpcmbeC1.c1,2000,0820:30:00,30 ,       0,0.588836, 0.10285,0.191966
twpcmbeC1.c1,2000,0821:30:00,29 ,       0, 0.73941,0.119067,0.225431
twpcmbeC1.c1,2000,0822:30:00,31 ,       0,0.691472,0.101908,0.198065
twpcmbeC1.c1,2000,0823:30:00,31 ,       0,0.608493,0.081734, 0.15688