datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2001,06 0:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,06 1:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,06 2:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,06 3:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,06 4:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,06 5:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,06 6:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,06 7:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,06 8:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,06 9:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,0610:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,0611:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,0612:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,0613:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,0614:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,0615:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,0616:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,0617:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,0618:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,0619:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,0620:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,0621:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,0622:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2001,0623:30:00,0 ,       .,       .,       .,       .