datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,03 0:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,03 1:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,03 2:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,03 3:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,03 4:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,03 5:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,03 6:30:00,11 ,0.005312,0.999082,0.387517,0.457415
sgpcmbeC1.c1,2004,03 7:30:00,31 ,0.009779,0.999692, 0.36018,0.437111
sgpcmbeC1.c1,2004,03 8:30:00,31 ,0.005248,0.999979,0.398544, 0.45523
sgpcmbeC1.c1,2004,03 9:30:00,31 ,0.002976,       1,0.400677,0.470081
sgpcmbeC1.c1,2004,0310:30:00,31 ,0.002577,       1,0.417274,0.462049
sgpcmbeC1.c1,2004,0311:30:00,31 ,0.001271,       1,0.402444,0.468377
sgpcmbeC1.c1,2004,0312:30:00,31 ,0.002377, 0.99997,0.395579,0.453933
sgpcmbeC1.c1,2004,0313:30:00,31 ,0.003543,0.999724,0.411936,0.442973
sgpcmbeC1.c1,2004,0314:30:00,31 ,0.002499,0.998621,0.407096,0.439076
sgpcmbeC1.c1,2004,0315:30:00,31 ,0.001192,0.998135,0.414177,0.464587
sgpcmbeC1.c1,2004,0316:30:00,31 , 0.00105,0.997599,0.425644,0.444706
sgpcmbeC1.c1,2004,0317:30:00,31 ,0.003641,0.996716,0.405937,0.448707
sgpcmbeC1.c1,2004,0318:30:00,26 ,0.002366,0.999779,0.290549,0.400683
sgpcmbeC1.c1,2004,0319:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,0320:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,0321:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,0322:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,0323:30:00,0 ,       .,       .,       .,       .