This excerpt taken from the ZBRA 8-K filed Aug 17, 2009.
ESG Goal (Revenue, EBITDA and Total Bookings)
The Performance Payout Percentages that will be awarded for achievement of Financial Performance Goals for the Annual Performance Period at the indicated levels are set forth below. The Performance Payout Percentages for such Financial Performance Goals shall be based upon actual performance levels achieved against the Financial Performance Goals for the Annual Performance Period and shall be determined in accordance with the table below. Performance between any of the stated achievement levels shall be interpolated on a straight line basis between such stated performance levels.