As of 2012, the population by background was as follows:
Reference 1: % and Population[50].
Reference 2: European, European Union, German (Including ethnic German repatriates)[49], Polish, Italian, Romanian, Greek, Other EU member states (primarily Spanish, Croatian, Dutch, Portuguese and Austrians), European Other, Russian, Others (primarily former Yugoslavian, excluding Croatia and Slovenia), Middle Eastern/North Africa, Turkish (including Turkish Kurds), Arabic, Others (primarily Iranian), Sub-Saharan African (primarily Nigerian and Ghanaian), East/Southeast Asian, Chinese, Vietnamese, Others (primarily Indians, Thai and Pakistani), North/Central/South American (primarily American and Brazilian), Other background (primarily Australian and Oceanic), Mixed or unspecified background and Total population.
Source: http://en.wikipedia.org/wiki/Demographics_of_Germany
Reference 2: European, European Union, German (Including ethnic German repatriates)[49], Polish, Italian, Romanian, Greek, Other EU member states (primarily Spanish, Croatian, Dutch, Portuguese and Austrians), European Other, Russian, Others (primarily former Yugoslavian, excluding Croatia and Slovenia), Middle Eastern/North Africa, Turkish (including Turkish Kurds), Arabic, Others (primarily Iranian), Sub-Saharan African (primarily Nigerian and Ghanaian), East/Southeast Asian, Chinese, Vietnamese, Others (primarily Indians, Thai and Pakistani), North/Central/South American (primarily American and Brazilian), Other background (primarily Australian and Oceanic), Mixed or unspecified background and Total population.
Source: http://en.wikipedia.org/wiki/Demographics_of_Germany