datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2005,08 0:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2005,08 1:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2005,08 2:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2005,08 3:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2005,08 4:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2005,08 5:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2005,08 6:30:00,28 ,0.000233,0.999643,0.389918,0.363604
sgpcmbeC1.c1,2005,08 7:30:00,28 ,0.000561,0.999982,0.397975,0.394413
sgpcmbeC1.c1,2005,08 8:30:00,30 ,0.005169,0.999878,0.402891,0.415965
sgpcmbeC1.c1,2005,08 9:30:00,30 ,0.000703,0.999887,0.410872,0.405039
sgpcmbeC1.c1,2005,0810:30:00,29 ,0.000147,0.999961, 0.40803,0.417953
sgpcmbeC1.c1,2005,0811:30:00,30 , 0.00003,0.999998,0.456784, 0.41087
sgpcmbeC1.c1,2005,0812:30:00,30 ,7.073E-6,0.999997,0.476817,0.412839
sgpcmbeC1.c1,2005,0813:30:00,30 ,2.736E-6,       1,0.456127,0.423865
sgpcmbeC1.c1,2005,0814:30:00,31 ,0.000038,       1,0.462344,0.402715
sgpcmbeC1.c1,2005,0815:30:00,31 ,0.000201,       1,0.412031,0.387882
sgpcmbeC1.c1,2005,0816:30:00,31 ,0.000442,0.999947,0.462634,0.406032
sgpcmbeC1.c1,2005,0817:30:00,31 ,0.000476,0.999773,0.457811,0.417841
sgpcmbeC1.c1,2005,0818:30:00,31 ,0.000446,0.999868,0.352279,0.382199
sgpcmbeC1.c1,2005,0819:30:00,5 ,0.011793,0.303875,0.118631,0.110061
sgpcmbeC1.c1,2005,0820:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2005,0821:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2005,0822:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2005,0823:30:00,0 ,       .,       .,       .,       .