datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2007,08 0:30:00,1 , 457.233, 457.233, 457.233,       .
twpcmbeC1.c1,2007,08 1:30:00,1 , 457.137, 457.137, 457.137,       .
twpcmbeC1.c1,2007,08 2:30:00,1 ,453.8765,453.8765,453.8765,       .
twpcmbeC1.c1,2007,08 3:30:00,1 ,451.7023,451.7023,451.7023,       .
twpcmbeC1.c1,2007,08 4:30:00,1 ,451.3797,451.3797,451.3797,       .
twpcmbeC1.c1,2007,08 5:30:00,1 ,448.9349,448.9349,448.9349,       .
twpcmbeC1.c1,2007,08 6:30:00,1 ,449.8427,449.8427,449.8427,       .
twpcmbeC1.c1,2007,08 7:30:00,1 ,457.9146,457.9146,457.9146,       .
twpcmbeC1.c1,2007,08 8:30:00,1 ,463.0517,463.0517,463.0517,       .
twpcmbeC1.c1,2007,08 9:30:00,1 ,467.1266,467.1266,467.1266,       .
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 ,       .,       .,       .,       .