datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2004,06 0:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,06 1:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,06 2:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,06 3:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,06 4:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,06 5:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,06 6:30:00,30 ,       0,3.675303,1.671803, 1.18741
twpcmbeC2.c1,2004,06 7:30:00,30 ,0.208091,38.35847,20.52269,9.070123
twpcmbeC2.c1,2004,06 8:30:00,30 ,0.545018,85.69489,29.15942,21.04135
twpcmbeC2.c1,2004,06 9:30:00,30 ,1.033033,81.70171,38.23988,19.47481
twpcmbeC2.c1,2004,0610:30:00,30 ,1.809355,119.3893,47.73051,30.69427
twpcmbeC2.c1,2004,0611:30:00,30 ,2.861774,140.5208,55.42923,32.20065
twpcmbeC2.c1,2004,0612:30:00,30 ,5.010152,198.0327,52.83076,39.74623
twpcmbeC2.c1,2004,0613:30:00,30 ,1.870668,261.2514,57.83247,49.61776
twpcmbeC2.c1,2004,0614:30:00,30 ,4.782403,188.8853,45.33735,32.50544
twpcmbeC2.c1,2004,0615:30:00,30 ,8.761482,161.8801,47.92234, 33.4838
twpcmbeC2.c1,2004,0616:30:00,30 ,2.788294,123.5139,41.44449,32.29802
twpcmbeC2.c1,2004,0617:30:00,30 ,4.656627,60.02859,25.18915, 14.8305
twpcmbeC2.c1,2004,0618:30:00,30 ,5.033524,77.01303,21.59207,13.69139
twpcmbeC2.c1,2004,0619:30:00,30 ,       0,1.435858,0.196079,0.293895
twpcmbeC2.c1,2004,0620:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,0621:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,0622:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,0623:30:00,30 ,       0,       0,       0,       0