Parent Directory| Name | Size | Last Modified |
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| 0001193125-11-310708-index.html | 2011-11-14 15:40:00 | |
| 0001193125-11-310708.txt | 2011-11-14 15:40:00 | |
 0001193125-11-310708-xbrl.zip | 18094 | 2011-11-14 15:40:00 |
| d254044d10q.htm | 148091 | 2011-11-14 15:40:00 |
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| d254044dex321.htm | 4732 | 2011-11-14 15:40:00 |
| dtipiv-20110930.xml | 33666 | 2011-11-14 15:40:00 |
| dtipiv-20110930.xsd | 7828 | 2011-11-14 15:40:00 |
| dtipiv-20110930_cal.xml | 18606 | 2011-11-14 15:40:00 |
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| Financial_Report.xls | 44473 | 2011-11-14 15:40:00 |
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| R10.htm | 7126 | 2011-11-14 15:40:00 |
| R11.htm | 4716 | 2011-11-14 15:40:00 |
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| R13.htm | 4531 | 2011-11-14 15:40:00 |
| R2.htm | 80467 | 2011-11-14 15:40:00 |
| R3.htm | 5469 | 2011-11-14 15:40:00 |
| R4.htm | 34329 | 2011-11-14 15:40:00 |
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| Show.js | 6423 | 2011-11-14 15:40:00 |