datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,08 0:30:00,26 ,3.085224,5.951002, 4.32724,0.762671
sgpcmbeC1.c1,2003,08 1:30:00,25 ,3.031672,5.776167,4.269491,0.716565
sgpcmbeC1.c1,2003,08 2:30:00,25 ,3.027466,5.928377,4.298946,0.761775
sgpcmbeC1.c1,2003,08 3:30:00,25 ,2.749455,5.627884,4.284476,0.710206
sgpcmbeC1.c1,2003,08 4:30:00,26 ,2.741418,5.744109,4.357345,0.786905
sgpcmbeC1.c1,2003,08 5:30:00,25 ,2.851782, 5.71927,4.322158,0.771181
sgpcmbeC1.c1,2003,08 6:30:00,26 ,2.658777,5.657738,4.338834,  0.7503
sgpcmbeC1.c1,2003,08 7:30:00,26 ,2.661582,5.655097,4.255262,0.733719
sgpcmbeC1.c1,2003,08 8:30:00,28 , 2.78761,5.726884,4.174011,0.703225
sgpcmbeC1.c1,2003,08 9:30:00,28 ,2.663795,5.881214,4.185276,0.697073
sgpcmbeC1.c1,2003,0810:30:00,28 ,2.676821, 5.61754,4.135576,0.682067
sgpcmbeC1.c1,2003,0811:30:00,28 ,2.784208,5.528136,4.147342,0.668879
sgpcmbeC1.c1,2003,0812:30:00,27 ,2.812579,5.479775,4.094679,0.674666
sgpcmbeC1.c1,2003,0813:30:00,27 ,2.882229, 5.55161,4.162112,0.675043
sgpcmbeC1.c1,2003,0814:30:00,27 ,2.896053,5.430676,4.187644, 0.64492
sgpcmbeC1.c1,2003,0815:30:00,26 ,3.131321,5.508321,4.219882,  0.6725
sgpcmbeC1.c1,2003,0816:30:00,26 , 3.16033, 5.66827,4.198281,0.695541
sgpcmbeC1.c1,2003,0817:30:00,26 ,3.085054,5.731878,4.212823,0.699233
sgpcmbeC1.c1,2003,0818:30:00,27 ,3.153137,5.836231,4.170201,0.713699
sgpcmbeC1.c1,2003,0819:30:00,26 ,3.202944,5.955879,4.197924,0.696538
sgpcmbeC1.c1,2003,0820:30:00,26 ,3.037658,5.965366,4.231942,0.679975
sgpcmbeC1.c1,2003,0821:30:00,26 ,3.115493,5.833556,4.288373,0.654662
sgpcmbeC1.c1,2003,0822:30:00,26 ,3.034975,5.789825,4.306244,0.664629
sgpcmbeC1.c1,2003,0823:30:00,26 ,3.085462,5.902239,4.362005,0.668264