Data gathered by Eurostat the statistical office of the EU based on asylum applications made in second quarter 2015. I think the 20% claim also applies on applications for 2014 (see last link) http://ec.europa.eu/eurostat/documents/2995521/6996925/3-18092015-BP-EN.pdf/b0377f79-f06d-4263-aa5b-cc9b4f6a838f http://ec.europa.eu/eurostat/statistics-explained/index.php/asylum_statistics