| FOF Code | Description |
| + FL403065413.Q | Government-sponsored enterprises; multifamily residential mortgages held by Fannie Mae (includes all GSEs before 2000:Q4); asset |
| + FL403065423.Q | Government-sponsored enterprises; multifamily residential mortgages held by Freddie Mac; asset |
| + FL403065433.Q | Government-sponsored enterprises; multifamily residential mortgages held by FHLB; asset |