datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2007,03 0:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,03 1:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,03 2:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,03 3:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,03 4:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,03 5:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,03 6:30:00,9 ,0.041896,0.869615,0.559969,0.281291
sgpcmbeC1.c1,2007,03 7:30:00,29 ,0.006645,0.996495,0.527426,0.437466
sgpcmbeC1.c1,2007,03 8:30:00,30 ,0.006412,0.999863,0.565645,0.450177
sgpcmbeC1.c1,2007,03 9:30:00,30 ,0.006439,0.999761,0.549724,0.460216
sgpcmbeC1.c1,2007,0310:30:00,31 ,0.002529,0.999923,0.514795,0.462213
sgpcmbeC1.c1,2007,0311:30:00,31 ,0.002709,0.999998,0.482792,0.468371
sgpcmbeC1.c1,2007,0312:30:00,30 ,0.004534,0.999997,0.485647,0.449325
sgpcmbeC1.c1,2007,0313:30:00,30 ,0.004258,0.999988,0.447141,0.447593
sgpcmbeC1.c1,2007,0314:30:00,31 ,0.004284,0.999973, 0.52711,0.451098
sgpcmbeC1.c1,2007,0315:30:00,31 , 0.00362,0.999999,0.517815,0.413583
sgpcmbeC1.c1,2007,0316:30:00,31 , 0.00361,0.999732,0.496092,0.412048
sgpcmbeC1.c1,2007,0317:30:00,31 ,0.004143,0.999242,0.444952,0.404573
sgpcmbeC1.c1,2007,0318:30:00,24 ,0.006448,0.998608,0.466799,0.405055
sgpcmbeC1.c1,2007,0319:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,0320:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,0321:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,0322:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,0323:30:00,0 ,       .,       .,       .,       .