datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,09 0:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,09 1:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,09 2:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,09 3:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,09 4:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,09 5:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,09 6:30:00,29 ,0.004513,0.999643,0.127142,0.289524
sgpcmbeC1.c1,2004,09 7:30:00,29 ,0.002009,       1,0.130857,0.259486
sgpcmbeC1.c1,2004,09 8:30:00,29 ,0.001374,       1,0.171703,0.289594
sgpcmbeC1.c1,2004,09 9:30:00,29 ,0.001156,0.932087,0.212391,0.337418
sgpcmbeC1.c1,2004,0910:30:00,29 ,0.001357,0.998796,0.162053,0.300835
sgpcmbeC1.c1,2004,0911:30:00,29 ,0.000577,0.999646,0.230666,0.366648
sgpcmbeC1.c1,2004,0912:30:00,29 ,0.001548,0.999916,0.237276,0.339308
sgpcmbeC1.c1,2004,0913:30:00,29 ,0.001315,0.999349,0.274183,0.349274
sgpcmbeC1.c1,2004,0914:30:00,29 ,0.000862,0.999875,0.321367, 0.37059
sgpcmbeC1.c1,2004,0915:30:00,29 ,0.001035,0.997908,0.309045,0.371228
sgpcmbeC1.c1,2004,0916:30:00,29 , 0.00076,0.996198,0.231947,0.302997
sgpcmbeC1.c1,2004,0917:30:00,29 ,0.002084,0.916492,0.142627,0.246918
sgpcmbeC1.c1,2004,0918:30:00,22 ,0.001562,0.377171,0.050799,0.089576
sgpcmbeC1.c1,2004,0919:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,0920:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,0921:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,0922:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,0923:30:00,0 ,       .,       .,       .,       .