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Governance Ratings

A number of independent organizations evaluate corporate governance. While we do not set goals for each rating, we do use them for benchmarking purposes.

Rating Organization Duke Energy Score Scale
  2006 2007  
The Corporate Library
TCL Rating B B 1 A-F (no E)
Governance Risk Assessment Low Low 1 Low, Moderate or High
RiskMetrics Group - Corporate Governance Quotient (CGQ)
Index Ranking 13.8 91.1 2 0 100
Industry Ranking 30.7 93.6 2 0 100
Governance Metrics International
Overall Global 9.0 9.5 3 0 10

1  As of Dec. 5, 2007. The TCL Rating and Governance Risk Assessment values are published by permission from The Corporate Library, LLC. For further explanation and information, go to

2  As Feb. 7, 2008. The CGQ scores are published by ISS Governance Services, For further information, go to

3  As of November 30, 2007. GovernanceMetrics International score is published by GovernanceMetrics International. For further information, go to