datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2007,08 0:30:00,1 ,440.3045,440.3045,440.3045,       .
twpcmbeC1.c1,2007,08 1:30:00,1 ,440.6828,440.6828,440.6828,       .
twpcmbeC1.c1,2007,08 2:30:00,1 ,425.7891,425.7891,425.7891,       .
twpcmbeC1.c1,2007,08 3:30:00,1 ,421.1693,421.1693,421.1693,       .
twpcmbeC1.c1,2007,08 4:30:00,1 ,431.2631,431.2631,431.2631,       .
twpcmbeC1.c1,2007,08 5:30:00,1 ,439.3584,439.3584,439.3584,       .
twpcmbeC1.c1,2007,08 6:30:00,1 ,438.6321,438.6321,438.6321,       .
twpcmbeC1.c1,2007,08 7:30:00,1 , 429.919, 429.919, 429.919,       .
twpcmbeC1.c1,2007,08 8:30:00,1 ,433.2506,433.2506,433.2506,       .
twpcmbeC1.c1,2007,08 9:30:00,1 ,436.6065,436.6065,436.6065,       .
twpcmbeC1.c1,2007,0810:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2007,0811:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2007,0812:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2007,0813:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2007,0814:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2007,0815:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2007,0816:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2007,0817:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2007,0818:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2007,0819:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2007,0820:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2007,0821:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2007,0822:30:00,0 ,       .,       .,       .,       .
twpcmbeC1.c1,2007,0823:30:00,0 ,       .,       .,       .,       .