datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1998,07 0:30:00,30 ,       0,       1, 0.35963,0.440282
sgpcmbeC1.c1,1998,07 1:30:00,30 ,       0,       1,0.354815,0.424383
sgpcmbeC1.c1,1998,07 2:30:00,30 ,       0,       1,0.335278,0.389717
sgpcmbeC1.c1,1998,07 3:30:00,30 ,       0,       1,0.317315,0.405975
sgpcmbeC1.c1,1998,07 4:30:00,30 ,       0,       1,0.411852,0.435514
sgpcmbeC1.c1,1998,07 5:30:00,30 ,       0,       1,0.380463,0.398311
sgpcmbeC1.c1,1998,07 6:30:00,30 ,       0,0.991667,0.315185,0.388805
sgpcmbeC1.c1,1998,07 7:30:00,30 ,       0,       1,   0.305,0.360625
sgpcmbeC1.c1,1998,07 8:30:00,30 ,       0,       1, 0.34537,0.389394
sgpcmbeC1.c1,1998,07 9:30:00,31 ,       0,       1,0.384615, 0.43103
sgpcmbeC1.c1,1998,0710:30:00,31 ,       0,       1,0.394086,0.410132
sgpcmbeC1.c1,1998,0711:30:00,31 ,       0,       1,0.362097,0.392522
sgpcmbeC1.c1,1998,0712:30:00,31 ,       0,       1,0.323477,0.341115
sgpcmbeC1.c1,1998,0713:30:00,31 ,       0,       1,0.306183,0.335649
sgpcmbeC1.c1,1998,0714:30:00,31 ,       0,       1,0.348746,0.355505
sgpcmbeC1.c1,1998,0715:30:00,31 ,       0,       1, 0.32491,0.375565
sgpcmbeC1.c1,1998,0716:30:00,30 ,       0,       1,0.242963, 0.29079
sgpcmbeC1.c1,1998,0717:30:00,30 ,       0,       1,0.243519,0.336429
sgpcmbeC1.c1,1998,0718:30:00,30 ,       0,       1,0.215445,0.334341
sgpcmbeC1.c1,1998,0719:30:00,30 ,       0,       1,0.215463,0.385321
sgpcmbeC1.c1,1998,0720:30:00,30 ,       0,       1, 0.24963,0.400361
sgpcmbeC1.c1,1998,0721:30:00,30 ,       0,       1,0.271481,0.416687
sgpcmbeC1.c1,1998,0722:30:00,30 ,       0,       1,0.218056,0.362953
sgpcmbeC1.c1,1998,0723:30:00,30 ,       0,       1,0.318889,0.396003