| Type | Filed | |
|---|---|---|
| 4 | 2012-01-20 | EDGAR |
| 4 | 2012-01-10 | EDGAR |
| 4 | 2012-01-06 | EDGAR |
| 4 | 2012-01-04 | EDGAR |
| 4 | 2011-12-12 | EDGAR |
| 4 | 2011-12-12 | EDGAR |
| 4 | 2011-12-12 | EDGAR |
| 4 | 2011-12-12 | EDGAR |
| 4 | 2011-12-12 | EDGAR |
| 4 | 2011-12-12 | EDGAR |
| 4 | 2011-11-22 | EDGAR |
| 4 | 2011-11-14 | EDGAR |
| 4 | 2011-09-28 | EDGAR |
| 4 | 2011-09-07 | EDGAR |
| 4 | 2011-09-02 | EDGAR |
| 4 | 2011-08-24 | EDGAR |
| 4 | 2011-05-20 | EDGAR |
| 4 | 2011-05-20 | EDGAR |
| 4 | 2011-03-21 | EDGAR |
| 4 | 2011-03-17 | EDGAR |