datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2007,07 0:30:00,30 ,       0,       1,0.423519,0.426205
sgpcmbeC1.c1,2007,07 1:30:00,30 ,       0,       1,0.474815,0.435181
sgpcmbeC1.c1,2007,07 2:30:00,30 ,       0,       1,0.490278,0.449761
sgpcmbeC1.c1,2007,07 3:30:00,30 ,       0,       1,0.528704,0.438437
sgpcmbeC1.c1,2007,07 4:30:00,30 ,       0,       1,0.526944, 0.47608
sgpcmbeC1.c1,2007,07 5:30:00,30 ,       0,       1,0.487685,0.458103
sgpcmbeC1.c1,2007,07 6:30:00,30 ,       0,       1,0.507593,0.446607
sgpcmbeC1.c1,2007,07 7:30:00,30 ,       0,       1,0.552778,0.438042
sgpcmbeC1.c1,2007,07 8:30:00,31 ,       0,       1,0.520957,0.436312
sgpcmbeC1.c1,2007,07 9:30:00,31 ,       0,       1,0.460484,0.446803
sgpcmbeC1.c1,2007,0710:30:00,31 ,       0,       1,0.532168,0.410636
sgpcmbeC1.c1,2007,0711:30:00,31 ,       0,       1, 0.52733,0.374698
sgpcmbeC1.c1,2007,0712:30:00,31 ,       0,       1, 0.54497,0.367032
sgpcmbeC1.c1,2007,0713:30:00,31 ,0.019444,       1,0.608065,0.360873
sgpcmbeC1.c1,2007,0714:30:00,31 ,       0,       1,0.506093,0.369154
sgpcmbeC1.c1,2007,0715:30:00,31 ,       0,       1,0.514516,0.385575
sgpcmbeC1.c1,2007,0716:30:00,31 ,       0,       1,0.441935,0.408291
sgpcmbeC1.c1,2007,0717:30:00,31 ,       0,       1,0.432079,0.449725
sgpcmbeC1.c1,2007,0718:30:00,31 ,       0,       1,0.438236,0.412795
sgpcmbeC1.c1,2007,0719:30:00,31 ,       0,       1,0.433871,0.418762
sgpcmbeC1.c1,2007,0720:30:00,31 ,       0,       1,0.472491,0.443109
sgpcmbeC1.c1,2007,0721:30:00,31 ,       0,       1,0.458692,0.412286
sgpcmbeC1.c1,2007,0722:30:00,31 ,       0,       1,0.450414,0.435806
sgpcmbeC1.c1,2007,0723:30:00,30 ,       0,       1,0.399352, 0.45082