datastream, year, month, tod,n, min, max, mean, std
twpcmbeC3.c1,2005,07 0:00:00,25 ,1.154971,4.902761,3.145219,1.046332
twpcmbeC3.c1,2005,07 1:00:00,25 , 1.07189,4.978257, 3.15913, 1.03833
twpcmbeC3.c1,2005,07 2:00:00,25 ,1.023489,5.027147,3.182971,1.044543
twpcmbeC3.c1,2005,07 3:00:00,25 ,1.037052,5.048408, 3.18163,1.049442
twpcmbeC3.c1,2005,07 4:00:00,25 ,  1.0641, 4.97508,3.178433,1.043098
twpcmbeC3.c1,2005,07 5:00:00,25 ,1.039455,4.939179,3.168626,1.038347
twpcmbeC3.c1,2005,07 6:00:00,25 ,1.063679,4.987181,3.155363,1.007796
twpcmbeC3.c1,2005,07 7:00:00,25 ,1.074951,4.913512,3.124749,0.970818
twpcmbeC3.c1,2005,07 8:00:00,25 ,1.024945,4.797938,3.069786,0.972287
twpcmbeC3.c1,2005,07 9:00:00,25 ,1.016462,4.759872,3.027496,0.978942
twpcmbeC3.c1,2005,0710:00:00,25 ,1.047682,4.749107,3.020673,0.916492
twpcmbeC3.c1,2005,0711:00:00,25 ,1.025319,4.784467,2.990143,0.901297
twpcmbeC3.c1,2005,0712:00:00,25 ,1.034627, 4.68916,3.002052,0.886024
twpcmbeC3.c1,2005,0713:00:00,25 ,1.055525,4.733467,3.007391,0.892541
twpcmbeC3.c1,2005,0714:00:00,25 ,1.090312,4.866883,3.085214,0.954023
twpcmbeC3.c1,2005,0715:00:00,25 ,1.138772,4.884231,3.120157,0.965148
twpcmbeC3.c1,2005,0716:00:00,25 ,1.157006,4.942649,3.154135,0.989343
twpcmbeC3.c1,2005,0717:00:00,25 , 1.23297,5.028763,3.195656,0.975708
twpcmbeC3.c1,2005,0718:00:00,25 ,1.379319,5.034798,3.219592, 0.95652
twpcmbeC3.c1,2005,0719:00:00,25 ,1.409283,5.000776,3.222668,0.926163
twpcmbeC3.c1,2005,0720:00:00,25 ,1.438725,4.896636,3.222812,0.941216
twpcmbeC3.c1,2005,0721:00:00,25 ,1.479451,4.831811,3.228473,0.940716
twpcmbeC3.c1,2005,0722:00:00,25 ,1.446191,4.886255,3.226467,0.967104
twpcmbeC3.c1,2005,0723:00:00,25 ,1.414198, 4.95822,3.219343,  0.9835