datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2005,07 0:30:00,31 ,       0,0.411632,0.053725,0.132134
twpcmbeC2.c1,2005,07 1:30:00,31 ,       0,0.493482,0.034231,0.108996
twpcmbeC2.c1,2005,07 2:30:00,30 ,       0,0.275666,0.040062,0.078763
twpcmbeC2.c1,2005,07 3:30:00,31 ,       0,0.300924,0.029365,0.080247
twpcmbeC2.c1,2005,07 4:30:00,31 ,       0,0.288553,0.030933,0.077542
twpcmbeC2.c1,2005,07 5:30:00,31 ,       0,0.106456,0.003434, 0.01912
twpcmbeC2.c1,2005,07 6:30:00,31 ,       0, 4.57788,1.328624, 0.89131
twpcmbeC2.c1,2005,07 7:30:00,31 ,0.750984,90.19612,41.10933,20.29165
twpcmbeC2.c1,2005,07 8:30:00,31 ,9.047843, 135.716,76.24373,33.97601
twpcmbeC2.c1,2005,07 9:30:00,31 ,4.536583,212.4619,102.0897, 46.1842
twpcmbeC2.c1,2005,0710:30:00,31 ,18.47323,279.3797,129.4547,64.94631
twpcmbeC2.c1,2005,0711:30:00,31 , 30.8504, 275.946,168.3274,66.96541
twpcmbeC2.c1,2005,0712:30:00,31 ,18.95205,349.8322, 161.818,91.29279
twpcmbeC2.c1,2005,0713:30:00,31 ,35.58021, 319.815,167.6311,85.01575
twpcmbeC2.c1,2005,0714:30:00,31 , 33.5046,293.5279,174.8878, 78.8199
twpcmbeC2.c1,2005,0715:30:00,31 ,9.866747,244.0247,135.0547,58.26073
twpcmbeC2.c1,2005,0716:30:00,31 ,  8.5019,198.6459,103.3899,56.44076
twpcmbeC2.c1,2005,0717:30:00,31 ,13.34572,121.7469,72.71902,33.51823
twpcmbeC2.c1,2005,0718:30:00,31 ,7.296896,76.73366,40.79321,19.17846
twpcmbeC2.c1,2005,0719:30:00,31 ,       0,2.111958,0.928825,0.490862
twpcmbeC2.c1,2005,0720:30:00,31 ,       0,       0,       0,       0
twpcmbeC2.c1,2005,0721:30:00,31 ,       0,0.234792,0.016479, 0.05361
twpcmbeC2.c1,2005,0722:30:00,31 ,       0,0.370023,0.022304,0.086563
twpcmbeC2.c1,2005,0723:30:00,31 ,       0,0.438266,0.038987,0.107514