datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1997,09 0:30:00,29 ,       0,       1,0.371552,0.432765
sgpcmbeC1.c1,1997,09 1:30:00,29 ,       0,       1,0.384866,0.434909
sgpcmbeC1.c1,1997,09 2:30:00,29 ,       0,       1,0.389368,0.423908
sgpcmbeC1.c1,1997,09 3:30:00,29 ,       0,       1,0.383153,0.403172
sgpcmbeC1.c1,1997,09 4:30:00,29 ,       0,       1, 0.36334,0.395948
sgpcmbeC1.c1,1997,09 5:30:00,29 ,       0,       1,0.381722,0.405363
sgpcmbeC1.c1,1997,09 6:30:00,29 ,       0,       1,0.364751,0.399152
sgpcmbeC1.c1,1997,09 7:30:00,29 ,       0,       1,0.413121, 0.43883
sgpcmbeC1.c1,1997,09 8:30:00,30 ,       0,       1,0.382425,0.422853
sgpcmbeC1.c1,1997,09 9:30:00,29 ,       0,       1,0.398856,0.427171
sgpcmbeC1.c1,1997,0910:30:00,28 ,       0,       1,0.431684,0.427582
sgpcmbeC1.c1,1997,0911:30:00,29 ,       0,       1,0.374234,  0.4149
sgpcmbeC1.c1,1997,0912:30:00,29 ,       0,       1,0.360824,0.396781
sgpcmbeC1.c1,1997,0913:30:00,29 ,       0,       1,0.338399,0.382826
sgpcmbeC1.c1,1997,0914:30:00,29 ,       0,       1, 0.30546,0.386497
sgpcmbeC1.c1,1997,0915:30:00,30 ,       0,       1, 0.27637,0.384397
sgpcmbeC1.c1,1997,0916:30:00,30 ,       0,       1,0.225036,0.336622
sgpcmbeC1.c1,1997,0917:30:00,30 ,       0,0.991667,0.179167,0.324307
sgpcmbeC1.c1,1997,0918:30:00,29 ,       0,0.991643,0.211234,0.346674
sgpcmbeC1.c1,1997,0919:30:00,29 ,       0,       1,0.224425,0.347438
sgpcmbeC1.c1,1997,0920:30:00,29 ,       0,       1,0.229729,0.339664
sgpcmbeC1.c1,1997,0921:30:00,29 ,       0,       1,0.219444,0.364233
sgpcmbeC1.c1,1997,0922:30:00,29 ,       0,       1, 0.19205, 0.31947
sgpcmbeC1.c1,1997,0923:30:00,29 ,       0,       1,0.243582,0.356885