datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2004,05 0:30:00,30 ,       0,0.332162,0.028571,0.079523
twpcmbeC2.c1,2004,05 1:30:00,29 ,       0,0.190129,0.015179,0.046306
twpcmbeC2.c1,2004,05 2:30:00,30 ,       0,0.323315,0.017308,0.063823
twpcmbeC2.c1,2004,05 3:30:00,31 ,       0,0.090924,0.008982,0.022776
twpcmbeC2.c1,2004,05 4:30:00,31 ,       0,0.043643,0.002756,0.010671
twpcmbeC2.c1,2004,05 5:30:00,31 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,05 6:30:00,31 , 0.44686,5.366234,2.268612,1.103791
twpcmbeC2.c1,2004,05 7:30:00,31 ,4.494888, 134.723,91.12327,29.52945
twpcmbeC2.c1,2004,05 8:30:00,31 ,34.53396,380.6983,286.0318,69.18424
twpcmbeC2.c1,2004,05 9:30:00,31 , 110.572,657.5111,445.4488,136.0797
twpcmbeC2.c1,2004,0510:30:00,31 , 142.856,762.0775,588.7288, 175.356
twpcmbeC2.c1,2004,0511:30:00,31 ,164.6041,877.7318, 620.821,216.5887
twpcmbeC2.c1,2004,0512:30:00,31 ,218.9454,994.4934,694.3366,227.2784
twpcmbeC2.c1,2004,0513:30:00,31 ,185.4488,920.4006,646.6692,211.2587
twpcmbeC2.c1,2004,0514:30:00,31 , 184.303,898.8586,606.7502, 172.803
twpcmbeC2.c1,2004,0515:30:00,31 ,187.2758,704.5181,536.9944,145.7621
twpcmbeC2.c1,2004,0516:30:00,31 ,38.53477,519.2707,375.0665,120.5914
twpcmbeC2.c1,2004,0517:30:00,31 ,16.24864,305.1452,194.4331,65.45778
twpcmbeC2.c1,2004,0518:30:00,31 ,7.966035,62.16969,41.54403,13.52774
twpcmbeC2.c1,2004,0519:30:00,31 ,       0,0.181324,  0.0254,0.044285
twpcmbeC2.c1,2004,0520:30:00,31 ,       0,0.011528,0.000372, 0.00207
twpcmbeC2.c1,2004,0521:30:00,31 ,       0,0.083412,0.006429,0.017844
twpcmbeC2.c1,2004,0522:30:00,31 ,       0,0.325317,0.014005,0.058915
twpcmbeC2.c1,2004,0523:30:00,31 ,       0,0.185909,0.015275,0.047054