datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2005,09 0:30:00,30 ,278.5603,407.1378,358.4751, 31.2256
sgpcmbeC1.c1,2005,09 1:30:00,30 ,272.2029,403.5511,357.3259,32.13225
sgpcmbeC1.c1,2005,09 2:30:00,30 , 266.192,402.8838,356.2533,33.17724
sgpcmbeC1.c1,2005,09 3:30:00,30 ,263.5281,406.6978,355.7447, 33.8832
sgpcmbeC1.c1,2005,09 4:30:00,30 ,261.7523, 414.717,356.3265,34.86286
sgpcmbeC1.c1,2005,09 5:30:00,30 ,258.4344,400.4117,352.1365,32.16787
sgpcmbeC1.c1,2005,09 6:30:00,30 , 259.687,401.8673,352.0279,30.97257
sgpcmbeC1.c1,2005,09 7:30:00,30 , 267.989,404.0826,356.7874,32.81971
sgpcmbeC1.c1,2005,09 8:30:00,30 , 279.184,405.0755,365.7911,30.09012
sgpcmbeC1.c1,2005,09 9:30:00,30 ,285.1238,411.9383,373.3316,28.08745
sgpcmbeC1.c1,2005,0910:30:00,30 ,290.7786,414.5655,379.4958,27.10789
sgpcmbeC1.c1,2005,0911:30:00,30 , 296.451,425.2624,  384.86, 28.1489
sgpcmbeC1.c1,2005,0912:30:00,30 , 302.809,437.6404,389.9655,28.45091
sgpcmbeC1.c1,2005,0913:30:00,30 ,312.9034,437.0668,393.4467,27.29394
sgpcmbeC1.c1,2005,0914:30:00,30 ,324.2328,437.8646,395.5803,27.41131
sgpcmbeC1.c1,2005,0915:30:00,30 , 318.197,443.4678,396.5797,30.00888
sgpcmbeC1.c1,2005,0916:30:00,30 ,319.6442,436.0357,395.4769,29.01056
sgpcmbeC1.c1,2005,0917:30:00,30 ,318.9363,434.7246,391.6015, 29.9392
sgpcmbeC1.c1,2005,0918:30:00,30 ,310.8231,425.5891,382.1389,30.71848
sgpcmbeC1.c1,2005,0919:30:00,30 ,306.6621,417.5092,375.5048,30.97711
sgpcmbeC1.c1,2005,0920:30:00,30 ,301.9143,  426.95,371.9275,31.83742
sgpcmbeC1.c1,2005,0921:30:00,30 ,  294.94,423.6896,370.0671,33.50353
sgpcmbeC1.c1,2005,0922:30:00,30 ,287.2744,407.2437,365.0803,32.46441
sgpcmbeC1.c1,2005,0923:30:00,30 ,283.1275, 406.524,361.5266,31.21117