datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1998,09 0:30:00,27 ,       0,0.558505, 0.11308,0.161916
sgpcmbeC1.c1,1998,09 1:30:00,27 ,       0,0.639273,0.117407,0.205708
sgpcmbeC1.c1,1998,09 2:30:00,27 ,       0,0.694478,0.087839,0.190689
sgpcmbeC1.c1,1998,09 3:30:00,27 ,       0,1.072438,0.135857,0.272075
sgpcmbeC1.c1,1998,09 4:30:00,27 ,       0, 0.71059,0.085393,0.157811
sgpcmbeC1.c1,1998,09 5:30:00,27 ,       0,0.861285,0.174099,0.228766
sgpcmbeC1.c1,1998,09 6:30:00,28 ,0.328716,22.87627,6.783619,6.507129
sgpcmbeC1.c1,1998,09 7:30:00,28 ,0.173267,166.5051,75.20954,51.09756
sgpcmbeC1.c1,1998,09 8:30:00,28 ,0.342789,355.6136,201.5474,109.6828
sgpcmbeC1.c1,1998,09 9:30:00,28 ,  0.2369,535.3472,319.0213,174.5042
sgpcmbeC1.c1,1998,0910:30:00,28 ,0.342049,680.9772, 396.094,222.5725
sgpcmbeC1.c1,1998,0911:30:00,28 ,0.242577,768.7427,452.0295,238.1767
sgpcmbeC1.c1,1998,0912:30:00,28 ,0.614227,799.7033,491.8885,220.4952
sgpcmbeC1.c1,1998,0913:30:00,28 ,0.151123,763.9663,461.9062, 209.591
sgpcmbeC1.c1,1998,0914:30:00,28 , 0.87574,674.1465,363.5504, 200.285
sgpcmbeC1.c1,1998,0915:30:00,28 ,0.266541,528.9591,273.5604,164.0766
sgpcmbeC1.c1,1998,0916:30:00,28 ,0.208893,346.5901,181.0266,98.62396
sgpcmbeC1.c1,1998,0917:30:00,28 ,0.047047,153.4846,66.36804,44.99657
sgpcmbeC1.c1,1998,0918:30:00,28 ,0.165605,21.51534,4.726026,5.740169
sgpcmbeC1.c1,1998,0919:30:00,28 ,       0,1.073475,0.210184,0.293336
sgpcmbeC1.c1,1998,0920:30:00,27 ,       0,0.515229,0.128148,0.163824
sgpcmbeC1.c1,1998,0921:30:00,27 ,       0,0.661815,0.141043,0.192093
sgpcmbeC1.c1,1998,0922:30:00,27 ,       0, 0.82705,0.132088,0.221797
sgpcmbeC1.c1,1998,0923:30:00,26 ,       0,0.600609,0.139706,0.194379