MBA 30-Year Mortgage Rate,Average interest rate on 30-year mortgages, key for housing affordability and loan demand.

MBA Mortgage Applications,Tracks weekly mortgage application volume, indicating housing market and credit activity.

MBA Mortgage Market Index,Composite measure of mortgage loan application activity, reflecting overall housing demand.

MBA Mortgage Refinance Index,Measures refinance application volume, indicating homeowner response to interest rate changes.

MBA Purchase Index,Tracks applications for home purchases, a forward-looking indicator of housing demand.