| Id | Content |
|---|---|
| F1 | Represents the number of phantom stock units acquired by the reporting person (in an exempt transaction) under the 2005 Director Deferred Fee Plan. Each phantom stock unit is the economic equivalent of one share of common stock. The phantom stock units become payable solely in stock generally upon the reporting person's retirement. |
| F2 | Phantom stock units listed are held pursuant to the 2005 Director Deferred Fee Plan, which includes phantom stock units acquired pursuant to the dividend reinvestment feature of such plan. |
| F3 | Of shares listed, 1,623 are restricted stock units. |