OEI-PD 30 06 2020
OEI-PD 31 12 2019
OEI-PD 30 06 2019
OEI-PD 31 12 2018
OEI-PD 30 06 2018
OEI-PD 31 12 2017
OEI-PD 30 06 2017
OEI-PD 31 12 2016
OEI-PD 30 06 2016
OEI-PD31_12_2015
OEI-PD31_12_2014
OEI-PD_30_06_2014
OEI-PD_31_12 _2013
OEI-PD30062013