datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2006,10 0:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2006,10 1:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2006,10 2:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2006,10 3:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2006,10 4:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2006,10 5:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2006,10 6:30:00,6 ,0.007893,0.999933,0.203158,0.392793
sgpcmbeC1.c1,2006,10 7:30:00,31 , 0.00303,0.999867,0.391078,0.408686
sgpcmbeC1.c1,2006,10 8:30:00,31 ,0.003035,0.999988,0.462631,0.452735
sgpcmbeC1.c1,2006,10 9:30:00,31 ,0.001869,0.999998,0.479819, 0.46631
sgpcmbeC1.c1,2006,1010:30:00,31 ,0.002148,0.999998, 0.43151,0.455144
sgpcmbeC1.c1,2006,1011:30:00,31 ,0.003646,0.999995,0.445305,0.462457
sgpcmbeC1.c1,2006,1012:30:00,31 ,0.002219,0.999992,0.379106,0.438091
sgpcmbeC1.c1,2006,1013:30:00,31 ,0.001976,0.999963,0.325477,  0.4045
sgpcmbeC1.c1,2006,1014:30:00,31 ,0.001278,0.999988,0.334074,0.402891
sgpcmbeC1.c1,2006,1015:30:00,31 ,0.000496,0.999958,0.298685,0.388888
sgpcmbeC1.c1,2006,1016:30:00,31 ,0.000121,0.999421,0.332765,0.424942
sgpcmbeC1.c1,2006,1017:30:00,31 ,0.000041,0.996516,0.339863,0.412178
sgpcmbeC1.c1,2006,1018:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2006,1019:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2006,1020:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2006,1021:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2006,1022:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2006,1023:30:00,0 ,       .,       .,       .,       .