2019:
soep-core-2019-ll3/171 soep-core-2019-ll-lgb/171 soep-core-2019-ll2/171
2020:
soep-core-2020-ll-m78/175 soep-core-2020-ll2-m3456-nG/175 soep-core-2020-ll3/175 soep-core-2020-ll2/175
2021:
soep-core-2021-ll2-m78/175_m soep-core-2021-ll-m78/175 soep-core-2021-ll2-m3456/175_m soep-core-2021-ll2/175_m
2022: