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| 0000750577-19-000004-index.html | 2019-02-28 21:17:49 | |
| 0000750577-19-000004.txt | 2019-02-28 21:17:49 | |
 0000750577-19-000004-xbrl.zip | 533599 | 2019-02-28 21:17:49 |
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| report.css | 2768 | 2019-02-28 21:17:49 |
| Show.js | 1086 | 2019-02-28 21:17:49 |