| Id | Content |
|---|---|
| F1 | Each phantom share/restricted stock unit will be paid in one share of common stock. |
| F2 | Of the 905 restricted stock units, 396 were granted at no cost to the reporting person as a quarterly installment of the annual equity-based award provided to each non-employee director, and 509 were granted at a price of $110.37 per unit in connection with the reporting person's election to defer receipt of her most recent quarterly cash retainer payment. |
| F3 | The restricted stock units are immediately vested, and following the reporting person's termination of service as a director, become payable in shares of common stock according to the schedule previously chosen by the reporting person. |