datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2006,10 0:30:00,31 ,0.014193,0.175287,0.042302,0.034227
sgpcmbeC1.c1,2006,10 1:30:00,30 ,0.016558,0.215105,0.047075,0.047788
sgpcmbeC1.c1,2006,10 2:30:00,30 ,0.014736,0.143974,0.040246,0.030509
sgpcmbeC1.c1,2006,10 3:30:00,30 ,0.017361,0.131545,0.042772,0.031855
sgpcmbeC1.c1,2006,10 4:30:00,30 ,0.016163,0.110787,0.036858,0.023752
sgpcmbeC1.c1,2006,10 5:30:00,29 ,0.015312,0.097978,  0.0363,0.021239
sgpcmbeC1.c1,2006,10 6:30:00,29 ,0.013983, 0.17219,0.045614,0.040232
sgpcmbeC1.c1,2006,10 7:30:00,28 ,0.014532,0.244687,0.046649,0.044747
sgpcmbeC1.c1,2006,10 8:30:00,29 ,0.015549,0.218928,0.046069,0.043157
sgpcmbeC1.c1,2006,10 9:30:00,29 ,0.015983,0.098145,0.033052,0.018612
sgpcmbeC1.c1,2006,1010:30:00,31 ,0.013841,0.100224,0.043133,0.029514
sgpcmbeC1.c1,2006,1011:30:00,31 ,0.015431, 0.12336,0.045834,0.027971
sgpcmbeC1.c1,2006,1012:30:00,31 ,0.020676,0.115664,0.042643, 0.02174
sgpcmbeC1.c1,2006,1013:30:00,31 ,0.017031,0.243373, 0.05017,0.041174
sgpcmbeC1.c1,2006,1014:30:00,31 ,0.017566,0.159227,0.048732,0.029931
sgpcmbeC1.c1,2006,1015:30:00,31 ,0.019317,0.152935,0.052788,0.034001
sgpcmbeC1.c1,2006,1016:30:00,31 ,0.016733,0.162527,0.049994,0.033132
sgpcmbeC1.c1,2006,1017:30:00,31 ,0.016898,0.228118,0.044174,0.039471
sgpcmbeC1.c1,2006,1018:30:00,31 ,0.017865,0.145831,0.040176,0.028029
sgpcmbeC1.c1,2006,1019:30:00,31 ,0.015264,0.091932,0.036654,0.022009
sgpcmbeC1.c1,2006,1020:30:00,31 ,0.014569,0.213304,0.043836,0.038798
sgpcmbeC1.c1,2006,1021:30:00,31 ,0.013147,0.112078,0.036446,0.025417
sgpcmbeC1.c1,2006,1022:30:00,31 ,0.015961,0.163417,0.038778,0.033297
sgpcmbeC1.c1,2006,1023:30:00,31 ,0.014901, 0.18887,0.037492,0.035632