datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2006,09 0:30:00,30 ,       0,       1,0.471481,0.464183
sgpcmbeC1.c1,2006,09 1:30:00,30 ,       0,       1,0.508056,0.445615
sgpcmbeC1.c1,2006,09 2:30:00,30 ,       0,       1,0.468426,0.449587
sgpcmbeC1.c1,2006,09 3:30:00,30 ,       0,       1,0.496574,0.472721
sgpcmbeC1.c1,2006,09 4:30:00,30 ,       0,       1,0.443148,0.488051
sgpcmbeC1.c1,2006,09 5:30:00,30 ,       0,       1,0.398519,  0.4549
sgpcmbeC1.c1,2006,09 6:30:00,30 ,       0,       1,0.388981,0.444187
sgpcmbeC1.c1,2006,09 7:30:00,30 ,       0,       1,0.449537,0.438118
sgpcmbeC1.c1,2006,09 8:30:00,30 ,       0,       1,0.413241, 0.46881
sgpcmbeC1.c1,2006,09 9:30:00,30 ,       0,       1,0.430278,0.445529
sgpcmbeC1.c1,2006,0910:30:00,30 ,       0,       1,0.389537,0.446191
sgpcmbeC1.c1,2006,0911:30:00,30 ,       0,       1, 0.44963,0.426919
sgpcmbeC1.c1,2006,0912:30:00,30 ,       0,       1, 0.48787,0.450718
sgpcmbeC1.c1,2006,0913:30:00,30 ,       0,       1,0.445741, 0.43488
sgpcmbeC1.c1,2006,0914:30:00,30 ,       0,       1,0.514074,0.450862
sgpcmbeC1.c1,2006,0915:30:00,30 ,       0,       1,0.516204,0.447184
sgpcmbeC1.c1,2006,0916:30:00,30 ,       0,       1,0.481481,0.449586
sgpcmbeC1.c1,2006,0917:30:00,30 ,       0,       1,   0.495,0.443887
sgpcmbeC1.c1,2006,0918:30:00,30 ,       0,       1,0.436714,0.465281
sgpcmbeC1.c1,2006,0919:30:00,30 ,       0,       1,  0.4175,0.455491
sgpcmbeC1.c1,2006,0920:30:00,30 ,       0,       1,0.387593,0.449808
sgpcmbeC1.c1,2006,0921:30:00,30 ,       0,       1,0.414907,0.444591
sgpcmbeC1.c1,2006,0922:30:00,30 ,       0,       1,0.485278,0.458479
sgpcmbeC1.c1,2006,0923:30:00,30 ,       0,       1,0.443889,0.466496