datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,06 0:30:00,30 ,0.434051,3.426793,1.440191, 0.77082
sgpcmbeC1.c1,2003,06 1:30:00,30 ,0.634116,3.569928, 1.46141, 0.72335
sgpcmbeC1.c1,2003,06 2:30:00,30 ,0.412536,2.740156,1.305813,0.586543
sgpcmbeC1.c1,2003,06 3:30:00,30 ,0.212582,9.573953,1.875633,1.716095
sgpcmbeC1.c1,2003,06 4:30:00,30 , 0.56591,4.430753,1.854317,1.104055
sgpcmbeC1.c1,2003,06 5:30:00,30 ,0.297721,5.560519,2.283132,1.246815
sgpcmbeC1.c1,2003,06 6:30:00,30 ,0.833825,8.941473,3.635677,2.117069
sgpcmbeC1.c1,2003,06 7:30:00,30 ,0.446134, 9.42499,5.051924,2.638419
sgpcmbeC1.c1,2003,06 8:30:00,30 ,1.553542,11.35008,5.046284,2.122476
sgpcmbeC1.c1,2003,06 9:30:00,30 ,1.215693,10.49649,4.916421,2.366739
sgpcmbeC1.c1,2003,0610:30:00,30 ,  1.3174,11.30265,4.379911, 2.18873
sgpcmbeC1.c1,2003,0611:30:00,30 ,1.992683,10.22613,4.555517,2.109488
sgpcmbeC1.c1,2003,0612:30:00,30 ,1.101362,9.827327, 4.10783,1.995023
sgpcmbeC1.c1,2003,0613:30:00,30 ,1.347117,9.032603,4.288248,2.362431
sgpcmbeC1.c1,2003,0614:30:00,30 ,1.456799,9.250094,4.157554,2.025998
sgpcmbeC1.c1,2003,0615:30:00,30 ,1.544442,8.679425,4.082169,2.012158
sgpcmbeC1.c1,2003,0616:30:00,30 , 1.61142,26.54167,4.185344,4.528986
sgpcmbeC1.c1,2003,0617:30:00,30 ,0.872783,10.24001,3.834581,1.822703
sgpcmbeC1.c1,2003,0618:30:00,30 ,0.782878,7.809916,3.452239,1.619179
sgpcmbeC1.c1,2003,0619:30:00,30 ,0.370898,10.17453,4.757565,2.751252
sgpcmbeC1.c1,2003,0620:30:00,30 , 0.69072,5.329109,2.411968,1.096231
sgpcmbeC1.c1,2003,0621:30:00,30 ,0.644737,4.176176,1.770917,0.809541
sgpcmbeC1.c1,2003,0622:30:00,30 ,0.524924,4.869813,1.388633,0.873171
sgpcmbeC1.c1,2003,0623:30:00,30 ,0.475051,3.450716,1.499258,0.770697