CHICAGO--(BUSINESS WIRE)--Fitch Ratings has affirmed the following Maryland Transportation Authority (MDTA) bonds: --Approximately $209.2 million outstanding passenger facility charge (PFC) revenue bonds at 'A'; --Approximately $159.8 million outstanding parking revenue bonds at 'A-'. The Rating Outlook on all bonds is Stable. MDTA functions as a conduit issuer for the Maryland Aviation Administration (MAA), a unit of the Maryland Department of Transportation (MDOT), which holds a lease for and