1. | Registration Statement Number 2-88085 on Form S-8 |
2. | Registration Statement Number 333-78763 on Form S-8 |
3. | Registration Statement Number 33-45763 on Form S-3 |
4. | Registration Statement Number 333-27607 on Form S-8 |
5. | Registration Statement Number 333-35298 on Form S-8 |
6. | Registration Statement Number 333-83290 on Form S-8 |
7. | Registration Statement Number 333-88096 on Form S-8 |
8. | Registration Statement Number 333-150447 on Form S-8 |
9. | Registration Statement Number 333-169724 on Form S-3 |
10. | Registration Statement Number 333-179707 on Form S-8 |
11. | Registration Statement Number 333-186948 on Form S-8 |
12. | Registration Statement Number 333-186949 on Form S-8 |
13. | Registration Statement Number 333-194214 on Form S-8 |
14. | Registration Statement Number 333-194215 on Form S-8 |
15. | Registration Statement Number 333-195553 on Form S-8 |
16. | Registration Statement Number 333-207643 on Form S-8 |
17. | Registration Statement Number 333-214273 on Form S-3 |
18. | Registration Statement Number 333-221170 on Form S-8 |