| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/28/02 | ARS | Form ARS: Annual Report to Security Holders | 60 | |
| 03/07/02 | 10-K | Form 10-K: Annual report [Section 13 and 15(d), not S-K Item 405] | 244 | |
| 02/20/01 | 10-K | Form 10-K: Annual report [Section 13 and 15(d), not S-K Item 405] | 211 | |
| 03/14/00 | 10-K | Form 10-K: Annual report [Section 13 and 15(d), not S-K Item 405] | 295 | |
| 03/19/99 | 10-K | Form 10-K: Annual report [Section 13 and 15(d), not S-K Item 405] | 174 | |
| 05/29/98 | 10-K/A | Form 10-K/A: Annual report [Section 13 and 15(d), not S-K Item 405] | 12 | |
| 03/20/98 | 10-K | Form 10-K: Annual report [Section 13 and 15(d), not S-K Item 405] | 148 | |
| 04/03/97 | 10-K/A | Form 10-K/A: Annual report [Section 13 and 15(d), not S-K Item 405] | 3 | |
| 03/21/97 | 10-K | Form 10-K: Annual report [Section 13 and 15(d), not S-K Item 405] | 256 | |
| 08/26/96 | 10-K/A | Form 10-K/A: Annual report [Section 13 and 15(d), not S-K Item 405] | 3 |