This excerpt taken from the BWA DEF 14A filed Mar 17, 2009.
Option Exercises and Stock Vested
The following table summarizes all option exercises and stock vestings by our Named Executive Officers during 2008:
As previously stated in the Compensation Discussion and Analysis, the granting of performance shares is designed to provide competitive payouts at the end of a three-year period relative to how well the Company performs against its Peer Group Companies in TSR.
At the end of the 2006 to 2008 performance period, the Companys TSR was at the 100th percentile relative to the Peer Group Companies TSR (see page 23 for listing of Peer Group Companies). The gross value of the payouts, before taxes, is reflected above in column (e) of the table.