datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2005,01 0:30:00,31 ,       0,0.367801,0.048442,0.114034
twpcmbeC1.c1,2005,01 1:30:00,31 ,       0,0.358814,0.053614, 0.11679
twpcmbeC1.c1,2005,01 2:30:00,31 ,       0,0.290051,0.020953,0.071998
twpcmbeC1.c1,2005,01 3:30:00,31 ,       0,0.244104,0.010015,0.045049
twpcmbeC1.c1,2005,01 4:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,01 5:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,01 6:30:00,31 ,0.001961,26.67884,3.096596,5.901083
twpcmbeC1.c1,2005,01 7:30:00,31 ,0.093033,93.13429,31.25386,28.82019
twpcmbeC1.c1,2005,01 8:30:00,31 ,0.184121,144.2156,61.29669, 45.4609
twpcmbeC1.c1,2005,01 9:30:00,31 ,0.308953,233.4019,82.37123, 65.6048
twpcmbeC1.c1,2005,0110:30:00,31 ,0.327755,206.5814,87.98395,69.10541
twpcmbeC1.c1,2005,0111:30:00,31 ,       0,267.2641,82.46583,85.27201
twpcmbeC1.c1,2005,0112:30:00,31 ,0.170026,278.9715,60.15066,73.05751
twpcmbeC1.c1,2005,0113:30:00,31 ,0.297733,350.4448,72.55044, 95.2348
twpcmbeC1.c1,2005,0114:30:00,31 ,0.125859,273.3141,54.39843,77.42385
twpcmbeC1.c1,2005,0115:30:00,31 ,0.040809,199.6305,39.44727,64.24972
twpcmbeC1.c1,2005,0116:30:00,31 ,       0,103.5154,22.07753,  34.648
twpcmbeC1.c1,2005,0117:30:00,31 ,       0,77.24979,10.21709,20.40363
twpcmbeC1.c1,2005,0118:30:00,31 ,       0,5.468426,0.305091,1.043732
twpcmbeC1.c1,2005,0119:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,0120:30:00,31 ,       0,0.155925,0.012726, 0.04064
twpcmbeC1.c1,2005,0121:30:00,31 ,       0,0.374126,0.023358,0.082798
twpcmbeC1.c1,2005,0122:30:00,31 ,       0,0.488455,0.030663,0.100715
twpcmbeC1.c1,2005,0123:30:00,31 ,       0, 0.37707,0.025612,0.077697