datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1999,09 0:30:00,30 ,0.387133, 3.79272,1.192774,0.864796
sgpcmbeC1.c1,1999,09 1:30:00,30 ,0.265927,2.286157,1.047824,0.527965
sgpcmbeC1.c1,1999,09 2:30:00,30 ,0.342727,  9.7375,1.515119,1.888936
sgpcmbeC1.c1,1999,09 3:30:00,30 ,0.379968,4.553196,1.171462,0.947733
sgpcmbeC1.c1,1999,09 4:30:00,30 ,0.262866,3.890232,1.089766,0.875206
sgpcmbeC1.c1,1999,09 5:30:00,30 ,0.261933,5.553741,1.544126,1.313443
sgpcmbeC1.c1,1999,09 6:30:00,30 ,0.456192,4.902433,2.149714, 1.51909
sgpcmbeC1.c1,1999,09 7:30:00,30 ,  0.3827,10.36326,4.326528,2.696461
sgpcmbeC1.c1,1999,09 8:30:00,30 ,0.469036,12.85402,5.101479,3.232008
sgpcmbeC1.c1,1999,09 9:30:00,30 ,0.915312,9.302595,5.256157,2.548303
sgpcmbeC1.c1,1999,0910:30:00,30 ,0.916123, 10.1092,4.604927,1.938672
sgpcmbeC1.c1,1999,0911:30:00,30 ,0.504503,10.99661,5.033099,2.637519
sgpcmbeC1.c1,1999,0912:30:00,30 ,0.889467,11.78749,  4.9983,3.239642
sgpcmbeC1.c1,1999,0913:30:00,30 ,0.564979,11.38971,5.026556,3.456071
sgpcmbeC1.c1,1999,0914:30:00,30 ,0.530293,24.51233,5.821677,5.237648
sgpcmbeC1.c1,1999,0915:30:00,30 ,0.709517,14.52526,4.851855,3.268005
sgpcmbeC1.c1,1999,0916:30:00,30 ,0.545479,9.069457,4.431857,1.850918
sgpcmbeC1.c1,1999,0917:30:00,30 ,0.525646, 13.3113,5.085491, 2.87588
sgpcmbeC1.c1,1999,0918:30:00,30 ,0.415599,14.67301,4.462896,2.899769
sgpcmbeC1.c1,1999,0919:30:00,30 ,0.292579,6.412082,1.848041,1.537783
sgpcmbeC1.c1,1999,0920:30:00,30 ,0.412286,4.897204,1.704279,1.138209
sgpcmbeC1.c1,1999,0921:30:00,30 ,0.313984,4.581207,1.398432,0.913175
sgpcmbeC1.c1,1999,0922:30:00,30 ,0.406908,6.765853,1.372921,1.152129
sgpcmbeC1.c1,1999,0923:30:00,30 ,0.313118,6.143631,1.404069,1.195495