CRO Claymore/Zacks Country Rotation

NEW YORK, Sept. 21 /PRNewswire/ -- Standard & Poor's will make the following changes to the S&P SmallCap 600 and S&P REIT Composite indices after the close of trading on Tuesday, September 27, 2005: -- Prosperity Bancshares Inc. (NASDAQ:PRSP) will replace CRT Properties Inc. (NYSE:CRO) in the S&P SmallCap 600. CRT is being acquired by clients advised by DRA Advisors LLC, along with S&P SmallCap 600 and S&P REIT Composite constituent Colonial Properties Trust (NYSE:CLP), in a deal that is expected to close on that date, pending final approvals. -- LTC Properties Inc. (NYSE:LTC) will replace CRT Properties Inc. (NYSE:CRO) in the S&P REIT Composite. Standard & Poor's will monitor this transaction, and post any relevant updates on its website: http://www.standardandpoors.com/ . Prosperity Bancshares provides a line of financial products and services to small and medium-sized businesses and consumers. Headquartered in Houston, TX, the company will be added to the S&P SmallCap 600 GICS (Global Industry Classification Standard) Regional Banks Sub-Industry Index. LTC Properties invests primarily in long-term care and other health care- related properties. Headquartered in Malibu, CA, the company will be added to the S&P REIT Composite Health Care property category. Following is a summary of the changes: S&P SMALLCAP 600 INDEX - September 27, 2005 COMPANY GICS ECONOMIC SECTOR GICS SUB-INDUSTRY ADDED Prosperity Bancshares Financials Regional Banks DELETED CRT Properties Financials Real Estate Investment Trusts S&P REIT COMPOSITE INDEX - September 27, 2005 COMPANY REIT TYPE PROPERTY CATEGORY ADDED LTC Properties Hybrid Health Care DELETED CRT Properties Equity Industrial/Office Additions to and deletions from an S&P equity index do not in any way reflect an opinion on the investment merits of the companies concerned. About Standard & Poor's Standard & Poor's, a division of The McGraw-Hill Companies (NYSE:MHP), is the world's foremost provider of independent credit ratings, indices, risk evaluation, investment research, data and valuations. With 6,500 employees located in 22 countries, Standard & Poor's is an essential part of the world's financial infrastructure and has played a leading role for more than 140 years in providing investors with the independent benchmarks they need to feel more confident about their investment and financial decisions. For more information, visit http://www.standardandpoors.com/ . Founded in 1888, The McGraw-Hill Companies is a leading global information services provider meeting worldwide needs in the financial services, education and business information markets through leading brands such as Standard & Poor's, BusinessWeek and McGraw-Hill Education. The Corporation has more than 290 offices in 37 countries. Sales in 2004 were $5.3 billion. Additional information is available at http://www.mcgraw-hill.com/ . CONTACT: David M. Blitzer, Ph.D. Managing Director & Chairman of the Index Committee (MHP PRSP CRO CLP LTC) DATASOURCE: Standard & Poor's Web site: http://www.standardandpoors.com/ http://www.mcgraw-hill.com/

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