datastream, year, month, tod,n, min, max, mean, std twpcmbeC2.c1,2002,09 0:30:00,27 ,0.021924,0.125472,0.050546,0.027707 twpcmbeC2.c1,2002,09 1:30:00,26 ,0.018846,0.174065,0.059728,0.037554 twpcmbeC2.c1,2002,09 2:30:00,26 ,0.024429,0.129509,0.054482,0.030445 twpcmbeC2.c1,2002,09 3:30:00,26 ,0.026054,0.242764,0.055024,0.042232 twpcmbeC2.c1,2002,09 4:30:00,28 ,0.025512,0.247216,0.055625, 0.04236 twpcmbeC2.c1,2002,09 5:30:00,27 ,0.023742,0.179765,0.056962,0.035927 twpcmbeC2.c1,2002,09 6:30:00,27 ,0.024721,0.113021,0.056677, 0.02485 twpcmbeC2.c1,2002,09 7:30:00,28 , 0.01898,0.185457,0.062824,0.038968 twpcmbeC2.c1,2002,09 8:30:00,26 ,0.021062,0.125063,0.056311,0.028657 twpcmbeC2.c1,2002,09 9:30:00,27 ,0.035612,0.127881,0.059405,0.022606 twpcmbeC2.c1,2002,0910:30:00,27 ,0.012768,0.087739,0.048634,0.019796 twpcmbeC2.c1,2002,0911:30:00,25 ,0.025107,0.134019,0.052103,0.022796 twpcmbeC2.c1,2002,0912:30:00,25 , 0.02555,0.466554,0.116906,0.088779 twpcmbeC2.c1,2002,0913:30:00,27 ,0.022941,0.147579,0.055842,0.027072 twpcmbeC2.c1,2002,0914:30:00,26 ,0.022733,0.136102,0.059479,0.027488 twpcmbeC2.c1,2002,0915:30:00,27 ,0.022716,0.141951, 0.06425,0.036487 twpcmbeC2.c1,2002,0916:30:00,26 ,0.023571,0.132683,0.063278,0.028841 twpcmbeC2.c1,2002,0917:30:00,24 ,0.026073,0.170843,0.063258,0.035713 twpcmbeC2.c1,2002,0918:30:00,24 ,0.027977,0.107638,0.048185,0.020325 twpcmbeC2.c1,2002,0919:30:00,26 ,0.020661,0.172772,0.055492,0.032216 twpcmbeC2.c1,2002,0920:30:00,28 ,0.022576,0.106595,0.045899,0.022194 twpcmbeC2.c1,2002,0921:30:00,26 ,0.021347,0.166831,0.054341,0.035964 twpcmbeC2.c1,2002,0922:30:00,25 ,0.021551,0.094297,0.045398,0.016943 twpcmbeC2.c1,2002,0923:30:00,23 ,0.023662,0.134435,0.054554, 0.02917