datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2006,09 0:30:00,30 ,0.154223,1.697059,0.806624,0.462818
twpcmbeC2.c1,2006,09 1:30:00,30 ,0.213495,3.827028,0.941485,0.794465
twpcmbeC2.c1,2006,09 2:30:00,30 , 0.24054,3.451076,0.993998,0.673113
twpcmbeC2.c1,2006,09 3:30:00,30 ,0.245788,4.282445,1.075305,0.931447
twpcmbeC2.c1,2006,09 4:30:00,30 ,0.238533,3.029239, 0.94859,0.701091
twpcmbeC2.c1,2006,09 5:30:00,30 ,0.192322,2.249962,0.822434,0.492723
twpcmbeC2.c1,2006,09 6:30:00,30 ,0.337697,3.065102, 0.81807,0.509393
twpcmbeC2.c1,2006,09 7:30:00,30 ,1.009806,10.36952,5.985386,2.223456
twpcmbeC2.c1,2006,09 8:30:00,30 ,2.888949,9.815595,6.197986,1.532682
twpcmbeC2.c1,2006,09 9:30:00,30 ,4.156933,13.02649,   7.715,2.573858
twpcmbeC2.c1,2006,0910:30:00,30 ,2.241441,13.13853,6.748285,3.261148
twpcmbeC2.c1,2006,0911:30:00,30 ,1.999217,20.19313,8.200581,4.740272
twpcmbeC2.c1,2006,0912:30:00,30 ,2.528023,16.08646,8.124028,3.698756
twpcmbeC2.c1,2006,0913:30:00,30 ,1.708345,20.58375,9.195257,5.406338
twpcmbeC2.c1,2006,0914:30:00,30 , 2.09521,19.56695,8.987843,5.486467
twpcmbeC2.c1,2006,0915:30:00,30 ,0.882098,20.50969,7.873508,4.645454
twpcmbeC2.c1,2006,0916:30:00,30 ,0.636546,15.98382,6.243403,3.026611
twpcmbeC2.c1,2006,0917:30:00,30 ,0.475618,8.790177,5.118422,2.052493
twpcmbeC2.c1,2006,0918:30:00,30 ,0.814147,8.031582,4.560194,1.735865
twpcmbeC2.c1,2006,0919:30:00,30 ,0.369501,3.585796,1.436111,0.692166
twpcmbeC2.c1,2006,0920:30:00,30 ,0.380748,2.678795,1.064722,0.484613
twpcmbeC2.c1,2006,0921:30:00,30 ,0.215793, 5.22624,0.907376,0.982094
twpcmbeC2.c1,2006,0922:30:00,30 ,0.114947,1.609266,0.654857,0.377136
twpcmbeC2.c1,2006,0923:30:00,30 ,0.133653,2.590633,0.725108, 0.47678