datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2004,06 0:30:00,30 ,       0,0.323724,0.019123,0.073417
twpcmbeC1.c1,2004,06 1:30:00,30 ,       0,0.434002,0.026133,0.089426
twpcmbeC1.c1,2004,06 2:30:00,30 ,       0,0.319749,0.023636,0.076165
twpcmbeC1.c1,2004,06 3:30:00,30 ,       0,0.143755,0.006976,0.028466
twpcmbeC1.c1,2004,06 4:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2004,06 5:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2004,06 6:30:00,30 ,0.448597, 44.9396, 18.5738,11.02779
twpcmbeC1.c1,2004,06 7:30:00,30 ,1.546566,115.4006,48.59427,32.21842
twpcmbeC1.c1,2004,06 8:30:00,30 ,9.633751,159.5665,75.24283,46.39782
twpcmbeC1.c1,2004,06 9:30:00,30 ,14.93055,188.6824,92.14406,52.86618
twpcmbeC1.c1,2004,0610:30:00,30 ,15.33953,212.3261,100.6343,54.46051
twpcmbeC1.c1,2004,0611:30:00,30 ,6.277693,301.4433,102.8749,84.35004
twpcmbeC1.c1,2004,0612:30:00,30 ,9.962447,289.0727,129.0926,79.79965
twpcmbeC1.c1,2004,0613:30:00,30 ,8.542845,323.3036,124.8229,84.76102
twpcmbeC1.c1,2004,0614:30:00,30 ,7.325799,297.1716,96.31033,74.49511
twpcmbeC1.c1,2004,0615:30:00,30 ,6.942617, 216.312,68.24264,60.67185
twpcmbeC1.c1,2004,0616:30:00,30 , 7.00548,133.9518,42.71131, 35.4021
twpcmbeC1.c1,2004,0617:30:00,30 ,4.795068,77.47913,28.49677,19.02073
twpcmbeC1.c1,2004,0618:30:00,30 ,0.082964, 5.29442,2.142978, 1.49078
twpcmbeC1.c1,2004,0619:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2004,0620:30:00,30 ,       0,0.193956,0.012052, 0.04046
twpcmbeC1.c1,2004,0621:30:00,30 ,       0,0.256288,0.018945,0.063698
twpcmbeC1.c1,2004,0622:30:00,29 ,       0,0.375074,0.052445,0.119531
twpcmbeC1.c1,2004,0623:30:00,30 ,       0,0.420195,0.067448,0.136053