| Date | Form | Description | XBRL | |
|---|---|---|---|---|
| 04/04/08 | ARS | Form ARS: Annual report to security holders |
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| 03/25/08 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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| 03/25/08 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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| 03/25/08 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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| 03/25/08 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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| 03/25/08 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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| 03/25/08 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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| 03/14/08 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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| 03/14/08 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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| 03/14/08 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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