NEW YORK--(BUSINESS WIRE)--Fitch Ratings has affirmed the ratings of Camden Property Trust (CPT), including the Issuer Default Rating (IDR) at 'BBB+'. The Rating Outlook remains Positive. A full list of rating actions follows at the end of the release. KEY RATING DRIVERS CPT's ratings benefit from the quality of the portfolio, largely favorable operating fundamentals, management's conservatism and track record, and low absolute and relative leverage. The ratings affirmation rather than an upgra