datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,07 0:30:00,31 ,       0,       1,0.339606,0.394968
sgpcmbeC1.c1,2003,07 1:30:00,31 ,       0,       1,0.358781,0.428868
sgpcmbeC1.c1,2003,07 2:30:00,31 ,       0,       1,0.339158,0.431117
sgpcmbeC1.c1,2003,07 3:30:00,31 ,       0,       1,0.463889,0.468502
sgpcmbeC1.c1,2003,07 4:30:00,31 ,       0,       1, 0.53853, 0.46193
sgpcmbeC1.c1,2003,07 5:30:00,31 ,       0,       1,0.546057,0.444769
sgpcmbeC1.c1,2003,07 6:30:00,31 ,       0,       1,0.487545,0.440003
sgpcmbeC1.c1,2003,07 7:30:00,31 ,       0,       1,0.428853,0.422952
sgpcmbeC1.c1,2003,07 8:30:00,31 ,       0,       1,0.353226,0.407353
sgpcmbeC1.c1,2003,07 9:30:00,31 ,       0,       1,0.333065,0.419108
sgpcmbeC1.c1,2003,0710:30:00,31 ,       0,       1, 0.30905,0.388857
sgpcmbeC1.c1,2003,0711:30:00,31 ,       0,       1,0.301523, 0.39808
sgpcmbeC1.c1,2003,0712:30:00,31 ,       0,       1,0.287366,0.357334
sgpcmbeC1.c1,2003,0713:30:00,31 ,       0,       1,0.308961,0.349128
sgpcmbeC1.c1,2003,0714:30:00,31 ,       0,       1,0.373656, 0.36186
sgpcmbeC1.c1,2003,0715:30:00,31 ,       0,       1,0.359319,0.383413
sgpcmbeC1.c1,2003,0716:30:00,31 ,       0,       1,0.375627,0.389293
sgpcmbeC1.c1,2003,0717:30:00,31 ,       0,       1,0.360753,0.394053
sgpcmbeC1.c1,2003,0718:30:00,31 ,       0,       1,0.407348, 0.40933
sgpcmbeC1.c1,2003,0719:30:00,31 ,       0,       1,  0.3819,0.442094
sgpcmbeC1.c1,2003,0720:30:00,31 ,       0,       1,0.403943,0.448316
sgpcmbeC1.c1,2003,0721:30:00,31 ,       0,       1,0.334229,0.428342
sgpcmbeC1.c1,2003,0722:30:00,31 ,       0,       1,0.333423,0.397478
sgpcmbeC1.c1,2003,0723:30:00,31 ,       0,       1,0.338172,0.433622