datastream, year, month, tod,n, min, max, mean, std
twpcmbeC3.c1,2006,07 0:00:00,31 ,       0,0.000236,7.626E-6,0.000042
twpcmbeC3.c1,2006,07 1:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2006,07 2:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2006,07 3:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2006,07 4:00:00,31 ,       0,0.002183, 0.00007,0.000392
twpcmbeC3.c1,2006,07 5:00:00,31 ,       0,0.000461,0.000015,0.000083
twpcmbeC3.c1,2006,07 6:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2006,07 7:00:00,31 ,3.551014,7.213153,4.825482,0.681357
twpcmbeC3.c1,2006,07 8:00:00,31 , 32.7278,90.91445, 44.2067,11.30634
twpcmbeC3.c1,2006,07 9:00:00,31 ,48.99255, 190.132,76.94202,37.55224
twpcmbeC3.c1,2006,0710:00:00,31 ,57.04459, 325.188,107.8865,75.92151
twpcmbeC3.c1,2006,0711:00:00,31 ,60.93055,420.4345,119.8928,99.78765
twpcmbeC3.c1,2006,0712:00:00,31 , 65.5138, 401.347,135.9403, 96.7016
twpcmbeC3.c1,2006,0713:00:00,31 ,71.90662,515.7267,148.5083,110.2514
twpcmbeC3.c1,2006,0714:00:00,31 ,70.36701,463.8599,138.8683,93.60329
twpcmbeC3.c1,2006,0715:00:00,31 ,67.10745,346.3541, 123.519,73.88105
twpcmbeC3.c1,2006,0716:00:00,31 , 61.2769,297.7564,104.9555,59.31503
twpcmbeC3.c1,2006,0717:00:00,31 ,52.35671,167.6852,78.58068,30.45584
twpcmbeC3.c1,2006,0718:00:00,31 ,27.95355,58.36908,38.09773,8.432711
twpcmbeC3.c1,2006,0719:00:00,31 ,0.422632,2.361143,1.304939,0.503905
twpcmbeC3.c1,2006,0720:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2006,0721:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2006,0722:00:00,31 ,       0,0.000241, 7.78E-6,0.000043
twpcmbeC3.c1,2006,0723:00:00,31 ,       0,       0,       0,       0