2011:
2012:
2013:
soep-is-2013-f/Q233 soep-is-2013-a/Q233
2014:
soep-is-2014-f/Q221 soep-is-2014-a/Q221
2015:
2016:
soep-is-2016-f/Q347 soep-is-2016-a/Q347
2017:
2022:
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