datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2005,05 0:30:00,31 ,       0,0.365147,0.019121,0.070993
twpcmbeC1.c1,2005,05 1:30:00,31 ,       0,0.425716,0.055756,0.132103
twpcmbeC1.c1,2005,05 2:30:00,31 ,       0,0.375493, 0.02773,0.089259
twpcmbeC1.c1,2005,05 3:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,05 4:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,05 5:30:00,31 ,       0,1.141666,0.111218,0.236179
twpcmbeC1.c1,2005,05 6:30:00,31 ,5.589213,67.35339,29.87826,17.44904
twpcmbeC1.c1,2005,05 7:30:00,31 ,2.535222, 145.065,67.02967, 36.0476
twpcmbeC1.c1,2005,05 8:30:00,31 ,4.979722,197.4344,83.02403,45.32871
twpcmbeC1.c1,2005,05 9:30:00,31 ,5.455556,290.7137, 108.013,72.57378
twpcmbeC1.c1,2005,0510:30:00,31 ,12.43594,320.7082,124.0721,76.10975
twpcmbeC1.c1,2005,0511:30:00,31 ,18.84484,446.3445,157.6636,101.0965
twpcmbeC1.c1,2005,0512:30:00,31 ,7.302656,403.7783,141.3774,110.7947
twpcmbeC1.c1,2005,0513:30:00,31 ,7.832371,317.7931,150.7406,93.16009
twpcmbeC1.c1,2005,0514:30:00,31 ,2.403653,256.4918,107.9477,71.22853
twpcmbeC1.c1,2005,0515:30:00,31 ,7.499158,253.9836, 99.7904,69.10995
twpcmbeC1.c1,2005,0516:30:00,31 ,14.85329,141.1854,64.66365,37.30149
twpcmbeC1.c1,2005,0517:30:00,31 ,1.974627,95.35907,36.12614,24.13478
twpcmbeC1.c1,2005,0518:30:00,31 ,       0,6.966302,2.158815,1.478517
twpcmbeC1.c1,2005,0519:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,0520:30:00,31 ,       0,0.205147,0.006618,0.036845
twpcmbeC1.c1,2005,0521:30:00,31 ,       0,0.293804,0.027587,0.085699
twpcmbeC1.c1,2005,0522:30:00,31 ,       0, 0.37046,0.021901,0.075933
twpcmbeC1.c1,2005,0523:30:00,31 ,       0,0.264815, 0.01982, 0.06435