datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2002,05 0:30:00,24 ,       0,93.74696,23.13551,26.53544
twpcmbeC2.c1,2002,05 1:30:00,27 ,       0,113.1831,29.54811,28.55662
twpcmbeC2.c1,2002,05 2:30:00,27 ,0.497145,90.70997,26.33855,23.93539
twpcmbeC2.c1,2002,05 3:30:00,24 ,2.078535,123.5581,28.84998,31.01458
twpcmbeC2.c1,2002,05 4:30:00,25 ,0.048997,108.4852,27.97083,26.75506
twpcmbeC2.c1,2002,05 5:30:00,26 ,       0,70.97026,14.94562,18.13769
twpcmbeC2.c1,2002,05 6:30:00,26 ,0.028243,128.1415,21.50431,29.39403
twpcmbeC2.c1,2002,05 7:30:00,27 ,0.164649,141.2413,26.57621,39.63739
twpcmbeC2.c1,2002,05 8:30:00,27 ,0.389669,138.9668, 27.0593,36.83623
twpcmbeC2.c1,2002,05 9:30:00,28 ,       0,167.5205,30.32412,  43.965
twpcmbeC2.c1,2002,0510:30:00,27 ,       0,82.20152,18.80047,21.90447
twpcmbeC2.c1,2002,0511:30:00,27 ,0.022569,102.6425,28.55688,25.29461
twpcmbeC2.c1,2002,0512:30:00,27 ,0.025383,77.40916,22.15258,20.26342
twpcmbeC2.c1,2002,0513:30:00,26 ,       0,86.97154, 28.0364,30.24432
twpcmbeC2.c1,2002,0514:30:00,26 ,       0,153.5418,32.07874,34.63188
twpcmbeC2.c1,2002,0515:30:00,27 ,       0,148.7719, 34.8559,35.50725
twpcmbeC2.c1,2002,0516:30:00,27 ,0.496831,88.32245, 31.1911, 25.2072
twpcmbeC2.c1,2002,0517:30:00,28 ,2.067411,80.80752,34.54209,27.33354
twpcmbeC2.c1,2002,0518:30:00,27 ,1.116265,87.23615,23.71486,22.27304
twpcmbeC2.c1,2002,0519:30:00,28 ,       0,137.9221,37.76141,38.75069
twpcmbeC2.c1,2002,0520:30:00,27 ,0.221423,81.77336, 21.8381,23.24263
twpcmbeC2.c1,2002,0521:30:00,27 ,0.632008,118.0588,26.96934,27.25857
twpcmbeC2.c1,2002,0522:30:00,25 ,       0,129.5536,25.20618,34.30406
twpcmbeC2.c1,2002,0523:30:00,26 ,       0,122.6372, 25.2987,  30.901