datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,1997,09 0:30:00,30 , 0,0.545365,0.265351,0.125233 twpcmbeC1.c1,1997,09 1:30:00,30 , 0,0.470607,0.249202, 0.13984 twpcmbeC1.c1,1997,09 2:30:00,30 , 0,0.407406,0.203309,0.123662 twpcmbeC1.c1,1997,09 3:30:00,30 , 0,0.401581,0.152215,0.120591 twpcmbeC1.c1,1997,09 4:30:00,30 , 0,0.200248,0.050225,0.062134 twpcmbeC1.c1,1997,09 5:30:00,30 , 0,0.047841,0.009935,0.010177 twpcmbeC1.c1,1997,09 6:30:00,30 ,0.071412,39.71815,17.81923,12.01499 twpcmbeC1.c1,1997,09 7:30:00,30 ,16.66876,125.7571,58.31836,27.95049 twpcmbeC1.c1,1997,09 8:30:00,30 ,18.33586, 167.063,89.70209,38.28986 twpcmbeC1.c1,1997,09 9:30:00,30 ,46.81548,253.0624,114.2591,55.09683 twpcmbeC1.c1,1997,0910:30:00,30 ,9.330678,271.1328,127.9714,74.83693 twpcmbeC1.c1,1997,0911:30:00,30 ,11.03404,318.4955,107.8288,90.58889 twpcmbeC1.c1,1997,0912:30:00,30 ,7.276114,354.8814,122.5069,83.51853 twpcmbeC1.c1,1997,0913:30:00,30 ,4.675387,268.5894,118.5231,83.77523 twpcmbeC1.c1,1997,0914:30:00,30 ,10.27887, 214.199,95.46879,61.98992 twpcmbeC1.c1,1997,0915:30:00,30 ,0.608703,195.5032,82.91391,46.88939 twpcmbeC1.c1,1997,0916:30:00,30 , 0,122.4689,60.89393,29.42459 twpcmbeC1.c1,1997,0917:30:00,30 , 0, 52.4971,25.96135, 16.8231 twpcmbeC1.c1,1997,0918:30:00,30 , 0,0.473035,0.054932,0.098324 twpcmbeC1.c1,1997,0919:30:00,30 , 0,0.204771,0.049389,0.058097 twpcmbeC1.c1,1997,0920:30:00,30 , 0, 0.24899,0.121263,0.094852 twpcmbeC1.c1,1997,0921:30:00,30 , 0,0.322809,0.160402,0.104988 twpcmbeC1.c1,1997,0922:30:00,30 , 0,0.390262,0.182698,0.123148 twpcmbeC1.c1,1997,0923:30:00,30 , 0,0.415448,0.189832, 0.12922