| Insider trade | 4 | 2003-07-02 | 2003-06-30 |
| Insider trade | 4 | 2003-07-02 | 2003-06-30 |
| Employee plan annual report | 11-K | 2003-06-27 | 2002-12-31 |
| S-3/A | - | 2003-06-27 | - |
| POS AM | - | 2003-06-27 | - |
| Insider trade | 4 | 2003-05-16 | 2003-05-15 |
| Insider trade | 4 | 2003-05-15 | 2003-05-14 |
| Insider trade | 4 | 2003-05-15 | 2003-05-14 |
| Insider trade | 4 | 2003-05-15 | 2003-05-14 |
| Insider trade | 4 | 2003-05-15 | 2003-05-14 |
| Insider trade | 4 | 2003-05-15 | 2003-05-14 |
| Quarterly report | 10-Q | 2003-05-14 | 2003-03-30 |
| Major company event | 8-K | 2003-04-21 | 2003-04-21 |
| Annual report to shareholders | ARS | 2003-04-04 | 2002-12-29 |
| Proxy statement | DEF 14A | 2003-04-01 | 2003-05-14 |
| Annual report | 10-K | 2003-03-28 | 2002-12-29 |
| PRE 14A | - | 2003-03-21 | 2003-05-14 |
| Securities registration | S-3 | 2003-03-03 | - |
| POS AM | - | 2003-02-24 | - |
| Passive ownership stake (update) | SC 13G/A | 2003-02-13 | - |
| Major company event | 8-K | 2003-02-13 | 2003-02-13 |
| Major company event | 8-K | 2003-02-13 | 2003-02-12 |
| Passive ownership stake (update) | SC 13G/A | 2003-02-11 | - |
| Activist ownership stake (update) | SC 13D/A | 2003-02-10 | - |
| Passive ownership stake (update) | SC 13G/A | 2003-02-04 | - |
| Passive ownership stake (update) | SC 13G/A | 2003-02-04 | - |
| Passive ownership stake (update) | SC 13G/A | 2003-01-31 | - |
| Major company event | 8-K | 2003-01-30 | 2003-01-30 |
| Passive ownership stake (update) | SC 13G/A | 2003-01-08 | - |
| POS AM | - | 2002-12-27 | - |
| Major company event | 8-K | 2002-11-29 | 2002-11-29 |
| Quarterly report | 10-Q | 2002-11-07 | 2002-09-29 |
| Major company event | 8-K | 2002-10-21 | 2002-10-21 |
| Passive ownership stake (update) | SC 13G/A | 2002-10-10 | - |
| Passive ownership stake (update) | SC 13G/A | 2002-10-08 | - |
| POS AM | - | 2002-09-27 | - |
| Major company event | 8-K | 2002-08-13 | 2002-08-13 |
| Quarterly report | 10-Q | 2002-08-13 | 2002-06-30 |
| Major company event | 8-K | 2002-07-22 | 2002-07-22 |
| Passive ownership stake (update) | SC 13G/A | 2002-07-09 | - |
| POS AM | - | 2002-06-28 | - |
| Employee plan annual report | 11-K | 2002-06-27 | 2001-12-31 |
| Passive ownership stake (update) | SC 13G/A | 2002-06-07 | - |
| 424B3 | - | 2002-05-30 | - |
| S-3/A | - | 2002-05-24 | - |
| Quarterly report | 10-Q | 2002-05-15 | 2002-03-31 |
| S-3/A | - | 2002-05-10 | - |
| Major company event | 8-K | 2002-04-22 | 2002-04-22 |
| S-3/A | - | 2002-04-08 | - |
| Annual report to shareholders | ARS | 2002-04-05 | 2001-12-30 |
