| Type | Filed | |
|---|---|---|
| 4 | 2012-06-08 | EDGAR |
| 4 | 2012-05-18 | EDGAR |
| 4 | 2012-05-18 | EDGAR |
| 4 | 2012-03-12 | EDGAR |
| 4 | 2012-03-07 | EDGAR |
| 4 | 2012-03-07 | EDGAR |
| 4 | 2012-02-28 | EDGAR |
| 4 | 2012-02-10 | EDGAR |
| 4 | 2012-02-10 | EDGAR |
| 4 | 2012-02-10 | EDGAR |
| 4 | 2012-01-03 | EDGAR |
| 4 | 2012-01-03 | EDGAR |
| 4 | 2012-01-03 | EDGAR |
| 4 | 2012-01-03 | EDGAR |
| 4 | 2012-01-03 | EDGAR |
| 4 | 2012-01-03 | EDGAR |
| 4 | 2011-12-05 | EDGAR |
| 4 | 2011-12-05 | EDGAR |
| 4 | 2011-09-09 | EDGAR |
| 4 | 2011-09-09 | EDGAR |