Here's another number: https://chargedaffairs.org/billion-dollar-industry-nigerian-e-mail-scams/ https://chargedaffairs.org/billion-dollar-industry-nigerian-..

Here's another number: https://chargedaffairs.org/billion-dollar-industry-nigerian-e-mail-scams/ https://chargedaffairs.org/billion-dollar-industry-nigerian-... "a follow-up study in 2013 found that the number had jumped to $12.7 billion. This would make the 419 ‘industry’ roughly the same size as the GDP of Botswana." I believe the vast majority of this is transferred via Western Union.