datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2005,10 0:30:00,31 ,       0,0.375136,0.028508,0.082478
twpcmbeC1.c1,2005,10 1:30:00,31 ,       0, 0.08253,0.003846,0.015057
twpcmbeC1.c1,2005,10 2:30:00,31 ,       0,0.250911,0.010901,0.047203
twpcmbeC1.c1,2005,10 3:30:00,31 ,       0,0.021333,0.001107,0.004418
twpcmbeC1.c1,2005,10 4:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,10 5:30:00,31 ,0.000035,0.006692,0.001323,0.001316
twpcmbeC1.c1,2005,10 6:30:00,31 ,0.233051,66.68007,27.01649,21.61034
twpcmbeC1.c1,2005,10 7:30:00,31 ,0.069584,301.3966,165.3479,95.25432
twpcmbeC1.c1,2005,10 8:30:00,31 , 0.26648,514.6082,341.9963,183.3954
twpcmbeC1.c1,2005,10 9:30:00,31 , 1.60556,717.4905,432.7041,274.2644
twpcmbeC1.c1,2005,1010:30:00,31 ,0.604912,859.9465,461.7774,336.2853
twpcmbeC1.c1,2005,1011:30:00,31 ,1.450546,927.0034,459.5816,335.2014
twpcmbeC1.c1,2005,1012:30:00,31 ,0.069172,938.0135,444.1947,319.0909
twpcmbeC1.c1,2005,1013:30:00,31 ,0.004444,854.3524,430.5142,309.1466
twpcmbeC1.c1,2005,1014:30:00,31 ,0.047867,713.2927,331.2946,245.7585
twpcmbeC1.c1,2005,1015:30:00,31 ,0.088085, 503.469,202.0881,181.5516
twpcmbeC1.c1,2005,1016:30:00,31 ,0.040314,263.4689,  99.122,94.69824
twpcmbeC1.c1,2005,1017:30:00,31 ,       0,52.96795,14.71673, 17.5295
twpcmbeC1.c1,2005,1018:30:00,31 ,       0,0.008029,0.002053,0.001993
twpcmbeC1.c1,2005,1019:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,1020:30:00,31 ,       0,0.056965,0.001838,0.010231
twpcmbeC1.c1,2005,1021:30:00,31 ,       0,0.158837,0.012293,0.037392
twpcmbeC1.c1,2005,1022:30:00,31 ,       0,0.204747,0.006605,0.036774
twpcmbeC1.c1,2005,1023:30:00,31 ,       0,  0.2945,0.019067,0.057417