Migrants sent half a trillion dollars home last year. These maps show where the money went | World Economic Forum
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There are now 244 million people living in a country other than the one they were born in, according to migration figures from the United Nations.
Many of those people went overseas to find work, leaving their families behind. For a growing number of families, the money their relatives send home, known as remittances, is their main source of income. The chart below shows the growth in remittances between 1990 and 2015.