Stock-Based Compensation (Tables) (Non-Qualified Stock Options)

9 Months Ended

Feb. 28, 2013

Non-Qualified Stock Options

Assumptions to Value Stock Options

The following assumptions were used to value these stock options:

Dividend yield	2.95	%
Expected volatility	52.88	%
Risk-free interest rate	0.91	%
Expected term (years)	6.0