2011:
soep-is-2011/Q502014:
soep-is-2014-f/Q64 soep-is-2014-a/Q642015:
soep-is-2015/Q792016:
soep-is-2016-f/Q63 soep-is-2016-a/Q63Attention
You are using Internet Explorer.
Content will likely not be displayed correctly.
Please switch to a different Browser to use this site.
98768487-6fce-510b-a2ba-3046487726f7
DE
Related questions
To compare questions use
2013:
2017:
2018:
2019:
2020:
2021:
2022:
2023:
2024:
Info
Variables
no related variables found