datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2005,09 0:30:00,30 ,0.232621,3.122152,1.123577,0.667747
twpcmbeC1.c1,2005,09 1:30:00,30 ,0.173601,1.980287,0.890357, 0.47071
twpcmbeC1.c1,2005,09 2:30:00,30 ,0.159221,2.119439,1.039635,0.497695
twpcmbeC1.c1,2005,09 3:30:00,30 ,0.329529,2.318634,1.093165, 0.49762
twpcmbeC1.c1,2005,09 4:30:00,30 ,0.412443,2.054963, 1.15814, 0.49525
twpcmbeC1.c1,2005,09 5:30:00,30 ,0.247606, 2.94976,1.011658,0.652945
twpcmbeC1.c1,2005,09 6:30:00,30 ,0.859981,8.534842,2.953432,1.728929
twpcmbeC1.c1,2005,09 7:30:00,30 ,0.730517,12.09429,4.840927, 3.31761
twpcmbeC1.c1,2005,09 8:30:00,30 ,0.766051,11.85274,5.104926,2.823097
twpcmbeC1.c1,2005,09 9:30:00,30 ,0.869979, 16.6488,6.120351, 4.05695
twpcmbeC1.c1,2005,0910:30:00,30 ,1.361761,13.93316,6.641703,3.235661
twpcmbeC1.c1,2005,0911:30:00,30 ,1.339435,15.93982,6.952515,3.776724
twpcmbeC1.c1,2005,0912:30:00,30 ,1.613905,18.76032,  7.9488,4.594401
twpcmbeC1.c1,2005,0913:30:00,30 ,1.397952,12.27196,6.342267,3.046073
twpcmbeC1.c1,2005,0914:30:00,30 ,1.097535,15.90434,5.816061,3.702851
twpcmbeC1.c1,2005,0915:30:00,30 ,0.789429,17.18452,6.016947, 4.36454
twpcmbeC1.c1,2005,0916:30:00,30 ,0.737157,13.15052,4.246031,2.919461
twpcmbeC1.c1,2005,0917:30:00,30 ,0.427844,15.01346,3.784446,3.243879
twpcmbeC1.c1,2005,0918:30:00,30 ,0.287512,3.753623,1.244661,0.740279
twpcmbeC1.c1,2005,0919:30:00,30 ,0.303376,2.618985,0.991875,0.541535
twpcmbeC1.c1,2005,0920:30:00,30 ,0.398916,2.975811,0.960446,0.550465
twpcmbeC1.c1,2005,0921:30:00,30 ,0.228013,2.584103,0.758038, 0.49579
twpcmbeC1.c1,2005,0922:30:00,30 ,0.104332,2.440826,0.955467,0.537374
twpcmbeC1.c1,2005,0923:30:00,30 , 0.28949,1.889481,0.885835,0.455209