datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2003,07 0:30:00,30 ,       0,0.070667,0.006905,0.018015
twpcmbeC2.c1,2003,07 1:30:00,30 ,       0,0.167596,0.008422,0.031636
twpcmbeC2.c1,2003,07 2:30:00,31 ,       0,0.082617,0.006239,0.020079
twpcmbeC2.c1,2003,07 3:30:00,31 ,       0,       0,       0,       0
twpcmbeC2.c1,2003,07 4:30:00,31 ,       0,       0,       0,       0
twpcmbeC2.c1,2003,07 5:30:00,31 ,       0,       0,       0,       0
twpcmbeC2.c1,2003,07 6:30:00,31 ,       0,0.001418,0.000376,0.000349
twpcmbeC2.c1,2003,07 7:30:00,31 ,0.048069,59.62218, 19.2379,19.94819
twpcmbeC2.c1,2003,07 8:30:00,31 ,0.193316,253.4982,133.3498,82.13134
twpcmbeC2.c1,2003,07 9:30:00,31 ,1.234825,450.4015,  267.95,148.4231
twpcmbeC2.c1,2003,0710:30:00,31 ,0.787064,623.2023,325.8026,208.2317
twpcmbeC2.c1,2003,0711:30:00,31 ,0.494743,751.6484,415.0109,257.4867
twpcmbeC2.c1,2003,0712:30:00,31 ,0.884842,822.4617,396.1628,296.9893
twpcmbeC2.c1,2003,0713:30:00,31 ,12.10843,823.6113,427.2009,260.2195
twpcmbeC2.c1,2003,0714:30:00,31 ,       0,743.2695,375.0208,247.3167
twpcmbeC2.c1,2003,0715:30:00,31 ,1.233063,595.5442,305.2427,175.1602
twpcmbeC2.c1,2003,0716:30:00,31 ,0.475082,439.1946,211.4497, 148.247
twpcmbeC2.c1,2003,0717:30:00,31 ,0.216278,227.7375,105.0795,79.37817
twpcmbeC2.c1,2003,0718:30:00,31 ,0.021503,52.18226,16.71202,17.98012
twpcmbeC2.c1,2003,0719:30:00,31 ,       0,0.004235,0.000974,0.001153
twpcmbeC2.c1,2003,0720:30:00,31 ,       0,       0,       0,       0
twpcmbeC2.c1,2003,0721:30:00,31 ,       0,       0,       0,       0
twpcmbeC2.c1,2003,0722:30:00,31 ,       0,       0,       0,       0
twpcmbeC2.c1,2003,0723:30:00,30 ,       0,0.033601,0.001862,0.007239