datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2001,03 0:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,03 1:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,03 2:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,03 3:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,03 4:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,03 5:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,03 6:30:00,20 ,0.003032,0.967351,0.296672,0.307621
sgpcmbeC1.c1,2001,03 7:30:00,31 ,0.000855,0.999802,0.523676,0.427161
sgpcmbeC1.c1,2001,03 8:30:00,31 ,0.000073,       1,0.595158,0.461106
sgpcmbeC1.c1,2001,03 9:30:00,31 ,0.000208,       1,0.664644,0.446583
sgpcmbeC1.c1,2001,0310:30:00,31 ,0.000032,       1,0.681601,0.436736
sgpcmbeC1.c1,2001,0311:30:00,31 ,0.000081,       1,0.625084,0.456354
sgpcmbeC1.c1,2001,0312:30:00,31 ,0.000355,       1,0.661003,0.426477
sgpcmbeC1.c1,2001,0313:30:00,31 ,0.000455,       1,0.636971,0.432842
sgpcmbeC1.c1,2001,0314:30:00,31 ,0.001574,       1,0.667258,0.421331
sgpcmbeC1.c1,2001,0315:30:00,31 ,0.001471,       1,0.616652,0.438141
sgpcmbeC1.c1,2001,0316:30:00,30 ,0.001658,       1,0.561381,0.434983
sgpcmbeC1.c1,2001,0317:30:00,30 ,0.003331,0.999364,0.523988,0.436164
sgpcmbeC1.c1,2001,0318:30:00,25 ,0.003925, 0.92183,0.359266,0.323655
sgpcmbeC1.c1,2001,0319:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,0320:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,0321:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,0322:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2001,0323:30:00,0 ,       .,       .,       .,       .