| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/31/05 | 10-K | Form 10-K: Annual report pursuant to Section 13 and 15(d) | 118 | |
| 08/26/04 | 10-K/A | Form 10-K/A: Annual report pursuant to Section 13 and 15(d) | 18 | |
| 04/16/04 | ARS | Form ARS: Annual report to security holders | 65 | |
| 04/09/04 | 10-K | Form 10-K: Annual report pursuant to Section 13 and 15(d) | 124 | |
| 04/15/03 | 10-K | Form 10-K: Annual report pursuant to Section 13 and 15(d) | 61 | |
| 04/15/02 | 10-K | Form 10-K: Annual report pursuant to Section 13 and 15(d) | 39 | |
| 04/17/01 | 10-K/A | Form 10-K/A: Annual report pursuant to Section 13 and 15(d) | 36 | |
| 04/10/01 | 10-K | Form 10-K: Annual report pursuant to Section 13 and 15(d) | 24 | |
| 04/17/00 | 10-K | Form 10-K: Annual report pursuant to Section 13 and 15(d) | 107 | |
| 04/19/99 | 10-K | Form 10-K: Annual report pursuant to Section 13 and 15(d) | 52 |