2010:
2012:
2014:
2015:
2016:
soep-core-2016-p-m12/84 soep-core-2016-pe/84
2017:
soep-core-2017-pe/100 soep-core-2017-p-m12/100
2018:
soep-core-2018-pe/100 soep-core-2018-pe-m12/100
2020:
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