Did you know that Polish people represent the highest percentage of the foreign-born population in Norway? Or that the largest proportion of immigrants to the Republic of Ireland hail from the UK?
These four maps, created by Jakub Marian, a Czech linguist, mathematician and artist, are based on a 2015 study by the United Nations on international migration. They show European migration split into various numbers:
1. The percentage of the population of each country that is made up of foreign-born migrants
2. The most common country of origin for that number
3. Whether that number has gone up or down in the past five years
4. The immigrant populations that are expanding the most