datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1998,09 0:30:00,27 ,0.422929,14.67954,3.236372, 4.05746
sgpcmbeC1.c1,1998,09 1:30:00,27 ,0.537769,15.80722,3.312574,3.850032
sgpcmbeC1.c1,1998,09 2:30:00,27 ,0.533728,12.49514,2.707755,2.935943
sgpcmbeC1.c1,1998,09 3:30:00,27 ,0.389571,16.64316,2.473582,3.401675
sgpcmbeC1.c1,1998,09 4:30:00,27 ,0.263465,21.65633,3.486235,5.071622
sgpcmbeC1.c1,1998,09 5:30:00,27 , 0.35288,21.00397,2.570208,4.016093
sgpcmbeC1.c1,1998,09 6:30:00,28 ,0.354362,14.63748,2.449147,3.512221
sgpcmbeC1.c1,1998,09 7:30:00,28 ,0.474803,18.27641,3.426036,4.041181
sgpcmbeC1.c1,1998,09 8:30:00,28 ,0.655621,18.44844,2.997332,3.162527
sgpcmbeC1.c1,1998,09 9:30:00,28 , 0.78235, 14.7209,4.148544,3.356059
sgpcmbeC1.c1,1998,0910:30:00,28 , 0.96221, 11.4901,4.339216,2.804207
sgpcmbeC1.c1,1998,0911:30:00,28 ,0.991507,14.19087,3.692632,2.994974
sgpcmbeC1.c1,1998,0912:30:00,28 ,1.353128, 12.0436,3.984217,2.503631
sgpcmbeC1.c1,1998,0913:30:00,28 ,0.589728,9.445975,3.162691,1.991806
sgpcmbeC1.c1,1998,0914:30:00,28 ,0.810901,10.45797, 3.77721,2.909828
sgpcmbeC1.c1,1998,0915:30:00,28 ,0.623414,10.96065,   3.508,2.808342
sgpcmbeC1.c1,1998,0916:30:00,28 , 0.86165,13.92433,4.116099,4.164857
sgpcmbeC1.c1,1998,0917:30:00,28 ,0.979791,13.97303,3.905123,3.508993
sgpcmbeC1.c1,1998,0918:30:00,28 ,1.169212,16.59536,4.283388,3.922073
sgpcmbeC1.c1,1998,0919:30:00,28 ,0.398325,16.03134,2.943391,3.126994
sgpcmbeC1.c1,1998,0920:30:00,27 ,0.537856,16.68578,3.111568,3.470678
sgpcmbeC1.c1,1998,0921:30:00,27 ,0.545825,15.09032,3.499982,4.010864
sgpcmbeC1.c1,1998,0922:30:00,27 ,0.527042,9.286614,2.749421,2.596838
sgpcmbeC1.c1,1998,0923:30:00,27 ,0.395644,12.09155,2.880374,2.922979