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| 0000320575-13-000011-index.html | 2013-02-13 11:13:54 | |
| 0000320575-13-000011.txt | 2013-02-13 11:13:54 | |
 0000320575-13-000011-xbrl.zip | 359027 | 2013-02-13 11:13:54 |
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| a201210kexhibit322.htm | 6035 | 2013-02-13 11:13:54 |
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| report.css | 2721 | 2013-02-13 11:13:54 |
 rigandpricescharts2012ye.jpg | 74757 | 2013-02-13 11:13:54 |
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