datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2001,09 0:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2001,09 1:30:00,30 ,       0, 0.41595,0.023122,0.089846
sgpcmbeC1.c1,2001,09 2:30:00,30 ,       0,1.224529,0.040818,0.223567
sgpcmbeC1.c1,2001,09 3:30:00,30 ,       0,0.419508,0.013984,0.076591
sgpcmbeC1.c1,2001,09 4:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2001,09 5:30:00,30 ,       0,0.174086,0.005805,0.031783
sgpcmbeC1.c1,2001,09 6:30:00,30 , 0.01195,30.43452,9.089167,9.862354
sgpcmbeC1.c1,2001,09 7:30:00,30 ,0.036894,197.6348,84.80722,73.54969
sgpcmbeC1.c1,2001,09 8:30:00,29 ,0.153227,397.1414,205.2448,151.1191
sgpcmbeC1.c1,2001,09 9:30:00,30 ,0.328433,579.9415,308.2767,220.6891
sgpcmbeC1.c1,2001,0910:30:00,30 ,0.483295,721.9855,429.8369,265.4845
sgpcmbeC1.c1,2001,0911:30:00,30 ,0.479065,811.1249,528.4134,272.6451
sgpcmbeC1.c1,2001,0912:30:00,30 ,3.280548, 837.259,539.2107,280.9677
sgpcmbeC1.c1,2001,0913:30:00,30 ,5.188965,800.6652,520.3484,257.0355
sgpcmbeC1.c1,2001,0914:30:00,30 ,0.034027,706.4838,447.5641,230.5092
sgpcmbeC1.c1,2001,0915:30:00,30 ,0.010075,557.4789,336.0321,191.1101
sgpcmbeC1.c1,2001,0916:30:00,30 ,0.010323,373.7207,203.2879,127.5157
sgpcmbeC1.c1,2001,0917:30:00,30 ,0.003731,177.0845,75.25818, 55.0263
sgpcmbeC1.c1,2001,0918:30:00,30 ,       0, 28.8484,5.367121,8.353857
sgpcmbeC1.c1,2001,0919:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2001,0920:30:00,30 ,       0,1.181323,0.039377,0.215679
sgpcmbeC1.c1,2001,0921:30:00,30 ,       0,0.360496,0.012017,0.065817
sgpcmbeC1.c1,2001,0922:30:00,30 ,       0,0.653584,0.025837,0.120619
sgpcmbeC1.c1,2001,0923:30:00,30 ,       0,0.626795,0.024984,0.115849