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| 0000935494-16-000047-index.html | 2016-05-02 14:34:22 | |
| 0000935494-16-000047.txt | 2016-05-02 14:34:22 | |
 0000935494-16-000047-xbrl.zip | 133202 | 2016-05-02 14:34:22 |
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| nati-20160331.xsd | 45613 | 2016-05-02 14:34:22 |
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| nati-20160331xex32_1.htm | 14326 | 2016-05-02 14:34:22 |
| nati-20160331_cal.xml | 63695 | 2016-05-02 14:34:22 |
| nati-20160331_def.xml | 144102 | 2016-05-02 14:34:22 |
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| report.css | 2767 | 2016-05-02 14:34:22 |
| Show.js | 1410 | 2016-05-02 14:34:22 |