As of June 30 , 2008 , Russell 's U.S. indexes have US $4.0 trillion in assets benchmarked to them .
As of June 30 , 2008 , Russell 's U.S. indexes account for 63.3 percent of U.S. equity products benchmarked by U.S. institutional investors .
As of June 30 , 2008 , Russell 's U.S. indexes have US $4.0 trillion in assets benchmarked to them and account for 63.3 percent of U.S. equity products benchmarked by U.S. institutional investors .