datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2007,07 0:30:00,31 ,       0, 0.72449,0.024432, 0.13006
twpcmbeC2.c1,2007,07 1:30:00,31 ,       0,0.058166, 0.00335,0.013067
twpcmbeC2.c1,2007,07 2:30:00,31 ,       0,0.293266,0.016614,0.055067
twpcmbeC2.c1,2007,07 3:30:00,31 ,       0, 0.22909,0.010936,0.042355
twpcmbeC2.c1,2007,07 4:30:00,31 ,       0,0.042235,0.001362,0.007586
twpcmbeC2.c1,2007,07 5:30:00,31 ,       0, 0.07493,0.004341,0.016918
twpcmbeC2.c1,2007,07 6:30:00,31 ,0.285223,1.422114,0.736575,0.219171
twpcmbeC2.c1,2007,07 7:30:00,31 ,42.58367,93.17723,72.69084,12.16857
twpcmbeC2.c1,2007,07 8:30:00,31 ,174.2775,310.1982,266.4016,40.05894
twpcmbeC2.c1,2007,07 9:30:00,31 ,335.3301,545.8654,469.1103,58.50691
twpcmbeC2.c1,2007,0710:30:00,31 ,503.4749,778.2866,666.1952,69.01369
twpcmbeC2.c1,2007,0711:30:00,31 ,495.4095,877.5479,727.9475,117.0366
twpcmbeC2.c1,2007,0712:30:00,31 , 385.189,982.5869,785.2236,153.3872
twpcmbeC2.c1,2007,0713:30:00,31 ,359.0898,964.1263,761.2279,171.5461
twpcmbeC2.c1,2007,0714:30:00,31 , 104.327,  936.77,684.3682,191.9363
twpcmbeC2.c1,2007,0715:30:00,31 , 144.997,731.0977,566.3227,142.3589
twpcmbeC2.c1,2007,0716:30:00,31 ,227.4081,531.5291,417.5662,90.14588
twpcmbeC2.c1,2007,0717:30:00,31 ,114.0679,310.8999,239.7319, 54.4215
twpcmbeC2.c1,2007,0718:30:00,31 , 33.6346,105.0776,67.73084,16.05004
twpcmbeC2.c1,2007,0719:30:00,31 ,0.132395, 0.94218,0.541841,0.221468
twpcmbeC2.c1,2007,0720:30:00,31 ,       0,0.030064, 0.00142,0.005876
twpcmbeC2.c1,2007,0721:30:00,31 ,       0, 0.06377,0.002952,0.012336
twpcmbeC2.c1,2007,0722:30:00,31 ,       0,0.103888,0.006679,0.025855
twpcmbeC2.c1,2007,0723:30:00,31 ,       0,0.126378,0.009211,0.030656