datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2006,10 0:30:00,31 ,0.741473,3.691752,1.992307,0.837849
sgpcmbeC1.c1,2006,10 1:30:00,30 ,0.760323,3.898564,2.068892,0.844442
sgpcmbeC1.c1,2006,10 2:30:00,30 ,0.777214,3.728252,2.085565,0.828656
sgpcmbeC1.c1,2006,10 3:30:00,30 ,0.748155,3.620012,2.136805,0.858487
sgpcmbeC1.c1,2006,10 4:30:00,30 ,  0.7236,3.890317,2.180365,0.906238
sgpcmbeC1.c1,2006,10 5:30:00,30 ,0.727711,4.835993,2.194367,0.967585
sgpcmbeC1.c1,2006,10 6:30:00,30 ,0.708401,5.226519,2.197095,1.040466
sgpcmbeC1.c1,2006,10 7:30:00,30 ,0.702559,5.134047,2.167699,1.046643
sgpcmbeC1.c1,2006,10 8:30:00,30 ,0.675023,5.128155,2.129546,1.038388
sgpcmbeC1.c1,2006,10 9:30:00,31 ,0.655251,4.991336,2.099883,1.012338
sgpcmbeC1.c1,2006,1010:30:00,31 ,0.633275, 4.78211,2.088978,0.979237
sgpcmbeC1.c1,2006,1011:30:00,31 ,0.606592,4.223985,2.036649, 0.93073
sgpcmbeC1.c1,2006,1012:30:00,31 ,0.619179,3.982964,2.006079,0.926203
sgpcmbeC1.c1,2006,1013:30:00,31 ,0.688331,3.827349,1.981283,0.908868
sgpcmbeC1.c1,2006,1014:30:00,31 ,0.731703,3.790314,1.938932,0.827149
sgpcmbeC1.c1,2006,1015:30:00,31 ,0.766047,3.688597,1.906792,0.804543
sgpcmbeC1.c1,2006,1016:30:00,31 ,0.687905,3.529205,1.897336, 0.77502
sgpcmbeC1.c1,2006,1017:30:00,31 ,0.683013,3.762165,1.911333,0.770578
sgpcmbeC1.c1,2006,1018:30:00,31 ,0.755858,3.747559, 1.89462,0.782491
sgpcmbeC1.c1,2006,1019:30:00,31 ,0.728664,3.679187,1.895086,0.818188
sgpcmbeC1.c1,2006,1020:30:00,31 ,0.729413,3.465426,1.906409,0.820333
sgpcmbeC1.c1,2006,1021:30:00,31 ,0.734696,3.592989,1.890494,0.810761
sgpcmbeC1.c1,2006,1022:30:00,31 ,0.675574,4.029708, 1.93601,0.858456
sgpcmbeC1.c1,2006,1023:30:00,31 ,0.659868,3.756231,  1.9204,0.857386