If you had access to the following information, what is the best estimate of the market risk premium for use in determining Ke?

• 5-year Treasury note = 2.1%
• current stock price = $79.84
• average annual return on S&P 500 over past five years = 10.0%
• 6-month Treasury bill rate = 1.8%
• company's unlevered beta = 1.19
• tax rate = 27.0%