datastream, year, month, tod,n, min, max, mean, std
twpcmbeC3.c1,2003,05 0:00:00,31 ,       0, 0.00204,0.000066,0.000366
twpcmbeC3.c1,2003,05 1:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2003,05 2:00:00,30 ,       0,0.002867,0.000212,0.000679
twpcmbeC3.c1,2003,05 3:00:00,31 ,       0,0.001291,0.000042,0.000232
twpcmbeC3.c1,2003,05 4:00:00,31 ,       0, 0.00181,0.000058,0.000325
twpcmbeC3.c1,2003,05 5:00:00,31 ,       0,0.002582,0.000083,0.000464
twpcmbeC3.c1,2003,05 6:00:00,31 ,       0,0.001291,0.000042,0.000232
twpcmbeC3.c1,2003,05 7:00:00,31 ,6.509542,24.81504,12.12242,3.792414
twpcmbeC3.c1,2003,05 8:00:00,31 ,4.427875,51.38821,15.26265,12.37707
twpcmbeC3.c1,2003,05 9:00:00,31 , 2.29414,85.89519,16.74768,20.50646
twpcmbeC3.c1,2003,0510:00:00,31 ,0.750313,77.92459,13.83777,18.74583
twpcmbeC3.c1,2003,0511:00:00,31 ,0.762114,137.5161,18.96272,29.13731
twpcmbeC3.c1,2003,0512:00:00,31 ,0.556077,101.0889,24.54483,28.33915
twpcmbeC3.c1,2003,0513:00:00,31 ,0.751638,151.1751,28.66819,31.09654
twpcmbeC3.c1,2003,0514:00:00,31 ,0.515244,129.4229,   24.89,27.80812
twpcmbeC3.c1,2003,0515:00:00,31 ,1.263581,85.75829,22.74875,21.68195
twpcmbeC3.c1,2003,0516:00:00,31 ,0.734769,64.79359, 18.4522,18.90689
twpcmbeC3.c1,2003,0517:00:00,31 ,3.216317,54.39029,15.22136,12.69688
twpcmbeC3.c1,2003,0518:00:00,31 ,8.370847,35.18681,18.53348, 5.42959
twpcmbeC3.c1,2003,0519:00:00,31 ,0.159255,2.506936,0.912453,0.501425
twpcmbeC3.c1,2003,0520:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2003,0521:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2003,0522:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2003,0523:00:00,31 ,       0,       0,       0,       0