datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,2005,10 0:30:00,31 ,435.5571,462.4023,448.5621,6.008844 twpcmbeC1.c1,2005,10 1:30:00,31 ,436.0905,460.1631,447.9177,6.039293 twpcmbeC1.c1,2005,10 2:30:00,31 ,437.8889,458.2837,447.0635,5.940765 twpcmbeC1.c1,2005,10 3:30:00,31 ,435.5937,458.2911,446.1992,6.250841 twpcmbeC1.c1,2005,10 4:30:00,31 ,433.9621,458.2094,445.5475,6.111412 twpcmbeC1.c1,2005,10 5:30:00,31 , 432.219, 458.518,445.0669,6.269167 twpcmbeC1.c1,2005,10 6:30:00,31 ,440.9496,463.9335,453.6945,6.412481 twpcmbeC1.c1,2005,10 7:30:00,31 ,447.1694,491.8801,475.8515,9.614681 twpcmbeC1.c1,2005,10 8:30:00,31 ,455.4341, 512.426,495.1908,13.89699 twpcmbeC1.c1,2005,10 9:30:00,31 , 459.65,531.4295,506.4159,19.21021 twpcmbeC1.c1,2005,1010:30:00,31 , 455.054,538.6512,511.1622,24.69638 twpcmbeC1.c1,2005,1011:30:00,31 ,451.2014,549.1472,514.5609,26.84606 twpcmbeC1.c1,2005,1012:30:00,31 ,448.9356,545.5005,514.3546,28.38757 twpcmbeC1.c1,2005,1013:30:00,31 ,451.4638,544.8737,513.4974,27.18643 twpcmbeC1.c1,2005,1014:30:00,31 ,451.4193,530.9086,507.4524,22.42144 twpcmbeC1.c1,2005,1015:30:00,31 ,452.3536,521.4813,494.8562, 17.5787 twpcmbeC1.c1,2005,1016:30:00,31 ,443.4561,503.8677,482.0353,13.49618 twpcmbeC1.c1,2005,1017:30:00,31 , 444.614,475.9396,464.7346,7.279263 twpcmbeC1.c1,2005,1018:30:00,31 ,442.4653,462.7652,454.7107, 4.70621 twpcmbeC1.c1,2005,1019:30:00,31 ,440.1353,462.1628,452.7025,4.909858 twpcmbeC1.c1,2005,1020:30:00,31 , 438.681, 460.355, 451.108,4.966569 twpcmbeC1.c1,2005,1021:30:00,31 ,437.9388,460.7554,450.1894,5.182978 twpcmbeC1.c1,2005,1022:30:00,31 ,437.7905,462.7395,449.6751,5.326126 twpcmbeC1.c1,2005,1023:30:00,31 ,436.3468,462.3668,449.5597,5.356774