datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2003,02 0:30:00,28 ,       0, 0.01745,0.000759,0.003349
twpcmbeC1.c1,2003,02 1:30:00,28 ,       0,0.054753,0.004187,0.012297
twpcmbeC1.c1,2003,02 2:30:00,28 ,       0,0.013144,0.000606,0.002561
twpcmbeC1.c1,2003,02 3:30:00,28 ,       0,0.084906,0.003032,0.016046
twpcmbeC1.c1,2003,02 4:30:00,28 ,       0,0.033166,0.001185,0.006268
twpcmbeC1.c1,2003,02 5:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2003,02 6:30:00,28 ,0.745098,30.26605,15.39363,6.145986
twpcmbeC1.c1,2003,02 7:30:00,28 ,1.510668,72.79891,25.21143, 16.5714
twpcmbeC1.c1,2003,02 8:30:00,28 ,2.501391,72.72952,29.34513, 17.7551
twpcmbeC1.c1,2003,02 9:30:00,28 ,3.335908,118.5494,49.00256,27.38385
twpcmbeC1.c1,2003,0210:30:00,28 ,2.458412,161.1295,57.36906,37.82792
twpcmbeC1.c1,2003,0211:30:00,28 ,17.25469,127.4157,66.27736,26.61954
twpcmbeC1.c1,2003,0212:30:00,28 ,1.319727,152.3615,66.35925,35.14537
twpcmbeC1.c1,2003,0213:30:00,28 ,6.627735,164.5697,58.60082,35.60573
twpcmbeC1.c1,2003,0214:30:00,28 ,2.407105, 127.267,56.46516,36.31079
twpcmbeC1.c1,2003,0215:30:00,28 ,7.978424,125.6085,49.56502,33.94699
twpcmbeC1.c1,2003,0216:30:00,28 ,8.100872,88.36654,38.32796,20.55531
twpcmbeC1.c1,2003,0217:30:00,28 , 3.53788,63.15421,26.55829,13.97944
twpcmbeC1.c1,2003,0218:30:00,28 , 1.19222,21.98235,10.74079,5.356624
twpcmbeC1.c1,2003,0219:30:00,28 ,       0,0.058786,0.002684,0.011421
twpcmbeC1.c1,2003,0220:30:00,28 ,       0,0.064208,0.003885,0.013346
twpcmbeC1.c1,2003,0221:30:00,28 ,       0,0.119277,0.006295, 0.02383
twpcmbeC1.c1,2003,0222:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2003,0223:30:00,28 ,       0,0.033883,0.003827,0.008021