datastream, year, month, tod,n, min, max, mean, std
twpcmbeC3.c1,2005,04 0:00:00,30 ,       0,0.124404,0.009602,0.028402
twpcmbeC3.c1,2005,04 1:00:00,30 ,       0,0.065469, 0.00366,0.013057
twpcmbeC3.c1,2005,04 2:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2005,04 3:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2005,04 4:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2005,04 5:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2005,04 6:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2005,04 7:00:00,30 , 1.92652,  9.0949,5.920804,2.012835
twpcmbeC3.c1,2005,04 8:00:00,30 ,1.512541,29.02368,11.58598, 4.85653
twpcmbeC3.c1,2005,04 9:00:00,29 ,4.078787, 20.3197,11.90506,3.729408
twpcmbeC3.c1,2005,0410:00:00,30 ,7.568607,43.06357,13.75381,9.490497
twpcmbeC3.c1,2005,0411:00:00,30 ,3.926414,50.74199,14.03641,12.70828
twpcmbeC3.c1,2005,0412:00:00,30 ,1.363575,58.99838,15.43842,17.61656
twpcmbeC3.c1,2005,0413:00:00,30 ,0.803009,70.42782,18.35875,20.03358
twpcmbeC3.c1,2005,0414:00:00,30 ,3.541876,62.85316,24.78633,18.16974
twpcmbeC3.c1,2005,0415:00:00,30 ,6.344443,51.00443,27.31526,13.68753
twpcmbeC3.c1,2005,0416:00:00,30 ,0.805957,45.24118,20.84358,12.20402
twpcmbeC3.c1,2005,0417:00:00,30 ,3.296341,31.40529,15.00618,7.406269
twpcmbeC3.c1,2005,0418:00:00,30 ,0.730453, 17.6503,8.862947,4.214621
twpcmbeC3.c1,2005,0419:00:00,30 ,       0,2.175094,0.678846,0.729519
twpcmbeC3.c1,2005,0420:00:00,30 ,       0,0.073077,0.002436,0.013342
twpcmbeC3.c1,2005,0421:00:00,30 ,       0,0.148383,0.004946,0.027091
twpcmbeC3.c1,2005,0422:00:00,30 ,       0,0.252612,0.011816, 0.04913
twpcmbeC3.c1,2005,0423:00:00,30 ,       0,0.270375,0.011873,0.049942