datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2002,11 0:30:00,30 ,       0,0.660828,0.132863,0.246565
twpcmbeC1.c1,2002,11 1:30:00,30 ,       0,0.497538,0.052203,0.128876
twpcmbeC1.c1,2002,11 2:30:00,30 ,       0,0.475681,0.048653,0.123472
twpcmbeC1.c1,2002,11 3:30:00,30 ,       0,0.387323,0.054623,0.119365
twpcmbeC1.c1,2002,11 4:30:00,30 ,       0,7.735355,0.506198,1.600737
twpcmbeC1.c1,2002,11 5:30:00,30 ,0.141946,11.58299,3.304849,2.607598
twpcmbeC1.c1,2002,11 6:30:00,27 ,4.561914,77.18577,42.71753,22.72337
twpcmbeC1.c1,2002,11 7:30:00,28 , 8.35989,165.3151,  68.098,41.18422
twpcmbeC1.c1,2002,11 8:30:00,29 ,10.42134,246.0369,92.74455,47.18377
twpcmbeC1.c1,2002,11 9:30:00,29 ,24.31645,297.1934,116.1282,69.16517
twpcmbeC1.c1,2002,1110:30:00,30 ,16.12921,375.3285,147.0679,108.2742
twpcmbeC1.c1,2002,1111:30:00,29 ,10.53191,376.0732,174.2736,126.2347
twpcmbeC1.c1,2002,1112:30:00,30 ,12.41861,451.4572,  187.95,138.3706
twpcmbeC1.c1,2002,1113:30:00,29 ,10.93906,309.0265,126.4394,90.69595
twpcmbeC1.c1,2002,1114:30:00,29 ,9.380801,327.4884,118.2463,78.51616
twpcmbeC1.c1,2002,1115:30:00,30 ,8.769499,233.2055,89.70401,60.94393
twpcmbeC1.c1,2002,1116:30:00,30 ,2.031757, 135.251,59.88331,39.44158
twpcmbeC1.c1,2002,1117:30:00,30 ,1.320463,65.45371,30.37543,20.50007
twpcmbeC1.c1,2002,1118:30:00,30 ,       0,4.034369,0.849461,0.782736
twpcmbeC1.c1,2002,1119:30:00,30 ,       0,0.231599,0.018157,0.056979
twpcmbeC1.c1,2002,1120:30:00,30 ,       0,0.464028, 0.03363, 0.10218
twpcmbeC1.c1,2002,1121:30:00,30 ,       0,0.504756,0.043555,0.125468
twpcmbeC1.c1,2002,1122:30:00,30 ,       0,0.568091,0.061826,0.147202
twpcmbeC1.c1,2002,1123:30:00,29 ,       0,0.650517,0.111936,0.214094