datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2004,09 0:30:00,30 ,       0,0.005212,0.000174,0.000951
twpcmbeC1.c1,2004,09 1:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2004,09 2:30:00,30 ,       0, 0.01141, 0.00038,0.002083
twpcmbeC1.c1,2004,09 3:30:00,30 ,       0,0.027511,0.000917,0.005023
twpcmbeC1.c1,2004,09 4:30:00,30 ,       0,0.053831,0.002527,0.010488
twpcmbeC1.c1,2004,09 5:30:00,30 ,       0,1.020649,0.274672,0.273965
twpcmbeC1.c1,2004,09 6:30:00,30 ,2.275193,38.25854,21.27593,9.023224
twpcmbeC1.c1,2004,09 7:30:00,30 ,5.321778,78.81319,30.91053,17.30244
twpcmbeC1.c1,2004,09 8:30:00,30 ,1.890061,126.6376,45.10387,25.24253
twpcmbeC1.c1,2004,09 9:30:00,30 , 12.9585,108.8507,47.57565,26.16555
twpcmbeC1.c1,2004,0910:30:00,30 ,2.502708,122.2324, 58.1726,34.12925
twpcmbeC1.c1,2004,0911:30:00,30 ,2.432488,163.6298,70.57191,40.45011
twpcmbeC1.c1,2004,0912:30:00,30 ,12.09714,132.5475,59.65576,30.59366
twpcmbeC1.c1,2004,0913:30:00,30 ,5.171873, 175.595,61.52882,47.66947
twpcmbeC1.c1,2004,0914:30:00,30 , 4.77427,103.5715,42.46593,29.72627
twpcmbeC1.c1,2004,0915:30:00,30 ,2.626698,156.3083,41.74352,33.07012
twpcmbeC1.c1,2004,0916:30:00,30 ,3.830147,62.57568,25.79075,16.12546
twpcmbeC1.c1,2004,0917:30:00,30 ,2.064385,49.10357,22.10819,10.94725
twpcmbeC1.c1,2004,0918:30:00,30 , 0.36114, 6.48894,1.960219,1.557018
twpcmbeC1.c1,2004,0919:30:00,30 ,       0,0.009001,  0.0003,0.001643
twpcmbeC1.c1,2004,0920:30:00,30 ,       0,0.005956,0.000199,0.001087
twpcmbeC1.c1,2004,0921:30:00,30 ,       0,0.023163,0.000772,0.004229
twpcmbeC1.c1,2004,0922:30:00,30 ,       0,0.015922,0.000531,0.002907
twpcmbeC1.c1,2004,0923:30:00,29 ,       0,0.003612,0.000125,0.000671