https://capitalmarkets.fanniemae.com/mortgage-backed-securities/multifamily-mbs/enhanced-dus-prepayment-history-loan-performance-data-data-dynamics?utm_source=sfmc&utm_medium=email&utm_campaign=10981100&utm_term=5121337&utm_content=42624726&sfmc_id=391290597
Fannie mae Multi family mortage backed security statisics
