datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2006,01 0:30:00,31 ,       0, 0.12294,0.010303,0.026258
twpcmbeC2.c1,2006,01 1:30:00,31 ,       0,0.074811,0.009285,0.019679
twpcmbeC2.c1,2006,01 2:30:00,31 ,       0,0.083168,0.009975,0.022451
twpcmbeC2.c1,2006,01 3:30:00,31 ,       0,0.057129,0.002677, 0.01112
twpcmbeC2.c1,2006,01 4:30:00,31 ,       0, 0.10046,0.007561,0.023272
twpcmbeC2.c1,2006,01 5:30:00,31 ,       0,0.034957,0.001128,0.006279
twpcmbeC2.c1,2006,01 6:30:00,31 ,0.392026,2.640956,1.284447, 0.70282
twpcmbeC2.c1,2006,01 7:30:00,31 ,11.82832,40.48233,27.74864,7.513903
twpcmbeC2.c1,2006,01 8:30:00,31 , 5.71963,68.20019,28.07183,14.21317
twpcmbeC2.c1,2006,01 9:30:00,31 ,0.928469,69.76392,31.76659,15.36373
twpcmbeC2.c1,2006,0110:30:00,31 ,5.026581,145.3336,39.90397,23.85212
twpcmbeC2.c1,2006,0111:30:00,31 ,5.311782,106.3085,46.34946,24.21944
twpcmbeC2.c1,2006,0112:30:00,31 ,15.61571,103.9209, 49.9275,22.19737
twpcmbeC2.c1,2006,0113:30:00,31 ,17.91929,105.2159,54.03036,24.24058
twpcmbeC2.c1,2006,0114:30:00,31 ,11.08484,135.3053,53.18726,33.43667
twpcmbeC2.c1,2006,0115:30:00,31 ,10.39172,111.0743,35.97954, 20.0492
twpcmbeC2.c1,2006,0116:30:00,31 ,7.270705,99.77493, 32.6241,20.88306
twpcmbeC2.c1,2006,0117:30:00,31 ,5.066154,106.3382,27.23622,19.64861
twpcmbeC2.c1,2006,0118:30:00,31 ,7.376119,38.53844, 25.2006,7.618028
twpcmbeC2.c1,2006,0119:30:00,31 ,0.885323,4.457662,2.108542,0.832868
twpcmbeC2.c1,2006,0120:30:00,31 ,       0,0.021577,0.000696,0.003875
twpcmbeC2.c1,2006,0121:30:00,31 ,       0,0.042205,0.001361, 0.00758
twpcmbeC2.c1,2006,0122:30:00,31 ,       0,0.040981,0.001322, 0.00736
twpcmbeC2.c1,2006,0123:30:00,31 ,       0,0.073398,0.003591,0.014635