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|---|---|---|
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| 0000930413-20-001427-index.html | 2020-05-12 14:23:40 | |
| 0000930413-20-001427.txt | 2020-05-12 14:23:40 | |
 0000930413-20-001427-xbrl.zip | 42899 | 2020-05-12 14:23:40 |
 BarChart1.png | 11394 | 2020-05-12 14:23:40 |
| c95828_497.htm | 901 | 2020-05-12 14:23:40 |
| cik0000768847-20200501.xml | 67815 | 2020-05-12 14:23:40 |
| cik0000768847-20200501.xsd | 9057 | 2020-05-12 14:23:40 |
| cik0000768847-20200501_def.xml | 142995 | 2020-05-12 14:23:40 |
| cik0000768847-20200501_lab.xml | 193509 | 2020-05-12 14:23:40 |
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| R10.htm | 3932 | 2020-05-12 14:23:40 |
| R2.htm | 126561 | 2020-05-12 14:23:40 |
| R9.htm | 222866 | 2020-05-12 14:23:40 |
| report.css | 2767 | 2020-05-12 14:23:40 |
| Show.js | 1085 | 2020-05-12 14:23:40 |