datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,10 0:30:00,31 ,       0,0.615021,0.086436,0.188811
sgpcmbeC1.c1,2004,10 1:30:00,31 ,       0,0.374141,0.062014,0.112364
sgpcmbeC1.c1,2004,10 2:30:00,31 ,       0,0.478739,0.033371,0.110121
sgpcmbeC1.c1,2004,10 3:30:00,31 ,       0,0.420559,0.057636, 0.12697
sgpcmbeC1.c1,2004,10 4:30:00,31 ,       0,0.310606,0.028155, 0.07463
sgpcmbeC1.c1,2004,10 5:30:00,31 ,       0,0.213624,0.009327,0.039458
sgpcmbeC1.c1,2004,10 6:30:00,31 ,       0,14.02653,1.505955,3.050008
sgpcmbeC1.c1,2004,10 7:30:00,31 ,       0,56.56002,18.87179,22.55705
sgpcmbeC1.c1,2004,10 8:30:00,30 ,       0,117.1933,26.82788,33.96273
sgpcmbeC1.c1,2004,10 9:30:00,30 ,       0,177.1218,45.80351,48.00544
sgpcmbeC1.c1,2004,1010:30:00,30 ,       0,183.1031,44.32616,55.09056
sgpcmbeC1.c1,2004,1011:30:00,30 ,       0,222.0169, 57.3491,70.96439
sgpcmbeC1.c1,2004,1012:30:00,30 ,0.031429,211.4378,33.88964,50.04531
sgpcmbeC1.c1,2004,1013:30:00,30 ,       0,238.7095,56.00712,62.94961
sgpcmbeC1.c1,2004,1014:30:00,30 ,       0,235.2981,73.59158,68.80553
sgpcmbeC1.c1,2004,1015:30:00,30 ,0.003556,146.2511,55.61377,43.05969
sgpcmbeC1.c1,2004,1016:30:00,30 ,       0, 94.7169,29.37144,26.76514
sgpcmbeC1.c1,2004,1017:30:00,31 ,       0,45.76847,11.69086,13.45226
sgpcmbeC1.c1,2004,1018:30:00,31 ,       0,0.779286,0.061615,0.149477
sgpcmbeC1.c1,2004,1019:30:00,31 ,       0,0.273248,0.029154,0.066273
sgpcmbeC1.c1,2004,1020:30:00,31 ,       0,0.385675,0.071394,0.113967
sgpcmbeC1.c1,2004,1021:30:00,31 ,       0,0.386108,0.047435,0.110158
sgpcmbeC1.c1,2004,1022:30:00,31 ,       0,0.593577,0.052698, 0.15103
sgpcmbeC1.c1,2004,1023:30:00,31 ,       0,0.574547,0.088556,0.163066