datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2005,06 0:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,06 1:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,06 2:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,06 3:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,06 4:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,06 5:30:00,30 ,       0,0.031208,0.002272, 0.00737
twpcmbeC1.c1,2005,06 6:30:00,30 ,3.678162,36.02617,21.55523, 7.42335
twpcmbeC1.c1,2005,06 7:30:00,30 ,16.41222,176.8373,102.7458,33.82225
twpcmbeC1.c1,2005,06 8:30:00,30 ,37.90084,294.3625,142.2224,57.41376
twpcmbeC1.c1,2005,06 9:30:00,30 ,44.17186,385.8232,181.4987,90.07261
twpcmbeC1.c1,2005,0610:30:00,30 ,59.29189,447.8442,238.4912,115.0287
twpcmbeC1.c1,2005,0611:30:00,30 ,43.08394,533.7756,270.9429,124.4114
twpcmbeC1.c1,2005,0612:30:00,30 ,44.83179,500.9998,271.3188,124.2181
twpcmbeC1.c1,2005,0613:30:00,30 ,67.19252,467.4636,  235.49,114.0412
twpcmbeC1.c1,2005,0614:30:00,30 ,16.06288,400.9166,211.7553,111.4654
twpcmbeC1.c1,2005,0615:30:00,30 ,47.68938,367.5146,185.2887,86.31904
twpcmbeC1.c1,2005,0616:30:00,30 ,25.84244,193.1685,121.4165,45.24136
twpcmbeC1.c1,2005,0617:30:00,30 ,4.951194,110.3917,44.48003, 21.8342
twpcmbeC1.c1,2005,0618:30:00,30 , 0.05116,4.972112,1.541479,1.065267
twpcmbeC1.c1,2005,0619:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,0620:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,0621:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,0622:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,0623:30:00,30 ,       0,       0,       0,       0