datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2001,10 0:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,10 1:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,10 2:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,10 3:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,10 4:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,10 5:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,10 6:30:00,18 ,       0,       1,0.355018,0.406437
sgpcmbeC1.c1,2001,10 7:30:00,31 ,0.005016,0.999904,0.306347,0.370234
sgpcmbeC1.c1,2001,10 8:30:00,31 ,0.003397,0.999962,0.293692,0.385569
sgpcmbeC1.c1,2001,10 9:30:00,31 , 0.00525,       1,0.263732,0.325927
sgpcmbeC1.c1,2001,1010:30:00,31 ,0.005451,       1,0.272292,0.400569
sgpcmbeC1.c1,2001,1011:30:00,31 ,0.003032,0.999826,0.290769,0.397069
sgpcmbeC1.c1,2001,1012:30:00,31 , 0.00428,       1,0.290312,0.404455
sgpcmbeC1.c1,2001,1013:30:00,31 ,0.005289,       1, 0.21636,0.374829
sgpcmbeC1.c1,2001,1014:30:00,31 ,0.006819,0.999997,0.234158,0.385399
sgpcmbeC1.c1,2001,1015:30:00,31 ,0.006485,0.999995,0.238291,0.357382
sgpcmbeC1.c1,2001,1016:30:00,31 ,0.006204,0.999968,0.236771,0.347654
sgpcmbeC1.c1,2001,1017:30:00,31 ,0.004587,       1,0.250549,0.388175
sgpcmbeC1.c1,2001,1018:30:00,1 ,  0.2237,  0.2237,  0.2237,       .
sgpcmbeC1.c1,2001,1019:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,1020:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,1021:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,1022:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,1023:30:00,0 ,       .,       .,       .,       .