وقدّر البنك الدولي التحويلات المالية التي تمت عبر القنوات الرسمية في عام 2002 بمبلغ 80 مليار دولار().
The World Bank estimated remittances through official channels in 2002 at $80 billion.12 If the estimates for remittances through unofficial channels were included, the figure would be significantly higher.