@0af78396 @203536d6 

Here’s a link to a UN document; replacement migration for several countries; European, Japan, Korea, Russia and USA. Page 73 for USA. Use page numbers at bottom of each page. There are several scenarios presented. Scenario 5.

https://www.un.org/development/desa/pd/sites/www.un.org.development.desa.pd/files/unpd-egm_200010_un_2001_replacementmigration.pdf