| Filing Date | Form | Description | Filing Group | Downloads | | 01/03/13 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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| | 01/03/13 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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| | 01/03/13 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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| | 01/03/13 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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| | 12/31/12 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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| | 12/31/12 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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| | 12/31/12 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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| | 11/13/12 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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| | 10/02/12 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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| | 09/21/12 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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