datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,06 0:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2000,06 1:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2000,06 2:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2000,06 3:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2000,06 4:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2000,06 5:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2000,06 6:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2000,06 7:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2000,06 8:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2000,06 9:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2000,0610:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2000,0611:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2000,0612:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2000,0613:30:00,1 ,450.4665,450.4665,450.4665,       .
sgpcmbeC1.c1,2000,0614:30:00,1 ,436.1992,436.1992,436.1992,       .
sgpcmbeC1.c1,2000,0615:30:00,1 ,440.9428,440.9428,440.9428,       .
sgpcmbeC1.c1,2000,0616:30:00,1 , 441.128, 441.128, 441.128,       .
sgpcmbeC1.c1,2000,0617:30:00,1 ,437.1962,437.1962,437.1962,       .
sgpcmbeC1.c1,2000,0618:30:00,1 ,432.2712,432.2712,432.2712,       .
sgpcmbeC1.c1,2000,0619:30:00,1 ,417.2732,417.2732,417.2732,       .
sgpcmbeC1.c1,2000,0620:30:00,1 ,418.0158,418.0158,418.0158,       .
sgpcmbeC1.c1,2000,0621:30:00,1 ,425.3399,425.3399,425.3399,       .
sgpcmbeC1.c1,2000,0622:30:00,1 ,413.6314,413.6314,413.6314,       .
sgpcmbeC1.c1,2000,0623:30:00,1 ,398.0079,398.0079,398.0079,       .