datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1999,09 0:30:00,30 ,       0,       1,0.468889,0.445517
sgpcmbeC1.c1,1999,09 1:30:00,30 ,       0,       1,0.443148,0.457575
sgpcmbeC1.c1,1999,09 2:30:00,30 ,       0,       1,0.478148,0.456228
sgpcmbeC1.c1,1999,09 3:30:00,30 ,       0,       1,0.470926,  0.4862
sgpcmbeC1.c1,1999,09 4:30:00,30 ,       0,       1,0.505556,0.454933
sgpcmbeC1.c1,1999,09 5:30:00,30 ,       0,       1,0.469167,0.450645
sgpcmbeC1.c1,1999,09 6:30:00,30 ,       0,       1,  0.4525,  0.4849
sgpcmbeC1.c1,1999,09 7:30:00,30 ,       0,       1,0.477685,0.487687
sgpcmbeC1.c1,1999,09 8:30:00,30 ,       0,       1,0.510185,0.462116
sgpcmbeC1.c1,1999,09 9:30:00,30 ,       0,       1,0.519722,0.466864
sgpcmbeC1.c1,1999,0910:30:00,30 ,       0,       1,0.501759,0.461235
sgpcmbeC1.c1,1999,0911:30:00,30 ,       0,       1,0.568426,0.440513
sgpcmbeC1.c1,1999,0912:30:00,30 ,       0,       1,0.578981,0.442859
sgpcmbeC1.c1,1999,0913:30:00,30 ,       0,       1,0.609815,0.417569
sgpcmbeC1.c1,1999,0914:30:00,30 ,       0,       1,0.563056,0.444565
sgpcmbeC1.c1,1999,0915:30:00,30 ,       0,       1, 0.52213,0.429826
sgpcmbeC1.c1,1999,0916:30:00,30 ,       0,       1, 0.54787,0.408276
sgpcmbeC1.c1,1999,0917:30:00,30 ,       0,       1,0.554074,0.459711
sgpcmbeC1.c1,1999,0918:30:00,30 ,       0,       1,0.532411,0.445051
sgpcmbeC1.c1,1999,0919:30:00,30 ,       0,       1,0.532407,0.448578
sgpcmbeC1.c1,1999,0920:30:00,30 ,       0,       1,0.509074,0.470787
sgpcmbeC1.c1,1999,0921:30:00,30 ,       0,       1,0.501296,0.465697
sgpcmbeC1.c1,1999,0922:30:00,30 ,       0,       1,   0.485,0.449647
sgpcmbeC1.c1,1999,0923:30:00,30 ,       0,       1,0.495833,0.451004