2011:
2012:
soep-is-2012-haupt/Q28 soep-is-2012-aufwuchs/Q31
2013:
soep-is-2013-f/Q32 soep-is-2013-a/Q32
2014:
soep-is-2014-a/Q36 soep-is-2014-f/Q36
2015:
2016:
soep-is-2016-a/Q32 soep-is-2016-f/Q32
2019:
2020:
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1d7e31f6-db5b-52f6-b553-016cf51e8010
DE
2021:
2022: