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| 0001437749-14-011027-index.html | 2014-06-11 21:06:08 | |
| 0001437749-14-011027.txt | 2014-06-11 21:06:08 | |
 0001437749-14-011027-xbrl.zip | 169043 | 2014-06-11 21:06:08 |
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| report.css | 2740 | 2014-06-11 21:06:08 |
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| sigm-20140503.xml | 1883713 | 2014-06-11 21:06:08 |
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| sigm20140502_10q.htm | 1307693 | 2014-06-11 21:06:08 |