datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2001,10 0:30:00,30 ,       0,0.052991,0.001766,0.009675
twpcmbeC2.c1,2001,10 1:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2001,10 2:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2001,10 3:30:00,30 ,       0,0.127081,0.004236,0.023202
twpcmbeC2.c1,2001,10 4:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2001,10 5:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2001,10 6:30:00,30 ,3.639168,11.62217,6.972963,1.931278
twpcmbeC2.c1,2001,10 7:30:00,30 ,53.49841,190.8184,141.1654,29.82798
twpcmbeC2.c1,2001,10 8:30:00,30 ,181.6204,441.6787, 378.086,66.19137
twpcmbeC2.c1,2001,10 9:30:00,30 ,402.5974,691.1976, 598.881,76.79772
twpcmbeC2.c1,2001,1010:30:00,30 , 263.494,  894.16,755.5025,142.3809
twpcmbeC2.c1,2001,1011:30:00,30 ,438.1649,983.5748,848.0822,137.6773
twpcmbeC2.c1,2001,1012:30:00,30 ,185.7885,1048.007,833.9311,231.1819
twpcmbeC2.c1,2001,1013:30:00,30 ,204.8859,1054.799,823.5916,195.7346
twpcmbeC2.c1,2001,1014:30:00,30 ,394.7223,896.8106,725.9242,136.5163
twpcmbeC2.c1,2001,1015:30:00,30 , 24.7813,739.7961,564.5951,154.4108
twpcmbeC2.c1,2001,1016:30:00,30 ,17.41678,515.3676,372.9535,120.4691
twpcmbeC2.c1,2001,1017:30:00,30 ,5.541915,297.7911,196.2721,63.13709
twpcmbeC2.c1,2001,1018:30:00,30 ,0.568247, 57.4136,31.01044,12.21995
twpcmbeC2.c1,2001,1019:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2001,1020:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2001,1021:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2001,1022:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2001,1023:30:00,30 ,       0,       0,       0,       0