| Id | Content |
|---|---|
| F1 | Represents number of shares sold under a Rule 10b5-1 Trading Plan entered into previously. |
| F2 | One-third of this award vests on the first-year anniversary of the date of grant, and the remaining two-thirds of the?award will vest?in equal?quarterly?installments?over 24 months thereafter. |
| F3 | Represents shares automatically sold to cover tax withholding obligations associated with the vesting of a performance-based restricted stock unit award. |