datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2007,06 0:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,06 1:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,06 2:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,06 3:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,06 4:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,06 5:30:00,30 ,       0,0.072105,0.002404,0.013165
twpcmbeC1.c1,2007,06 6:30:00,30 ,1.098522,34.56739,16.84548,7.217285
twpcmbeC1.c1,2007,06 7:30:00,30 ,4.119308, 67.6892,   21.93,16.70275
twpcmbeC1.c1,2007,06 8:30:00,30 ,2.184779, 84.2058,23.62369,20.97087
twpcmbeC1.c1,2007,06 9:30:00,30 , 3.66245,87.19321, 31.4707,21.99925
twpcmbeC1.c1,2007,0610:30:00,30 ,5.864115,130.3633,40.71538,32.42373
twpcmbeC1.c1,2007,0611:30:00,30 ,0.858118,175.7129,39.79814,36.59635
twpcmbeC1.c1,2007,0612:30:00,30 ,0.659247,116.1296,40.95209,33.68823
twpcmbeC1.c1,2007,0613:30:00,30 ,2.565196, 132.766,37.00826,34.15625
twpcmbeC1.c1,2007,0614:30:00,30 ,1.834553,153.1269,40.06743,30.13634
twpcmbeC1.c1,2007,0615:30:00,30 ,1.516131, 92.7644,30.79768,23.97514
twpcmbeC1.c1,2007,0616:30:00,30 ,3.269992,46.11419,21.60698,13.62288
twpcmbeC1.c1,2007,0617:30:00,30 ,2.144396, 45.8379,22.46214,10.61268
twpcmbeC1.c1,2007,0618:30:00,30 ,0.460099,6.992421,3.613545,1.470479
twpcmbeC1.c1,2007,0619:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,0620:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,0621:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,0622:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,0623:30:00,30 ,       0,       0,       0,       0