| Year | Qtr | # Shares | Change |
|---|---|---|---|
| 2016 | Q2 | 3,471,309 | |
| 2016 | Q1 | 3,471,309 | |
| 2015 | Q4 | 3,471,309 | |
| 2015 | Q3 | 3,471,309 | -1,174,911 |
| 2015 | Q2 | 4,646,220 | |
| 2015 | Q1 | 4,646,220 | |
| 2014 | Q4 | 4,646,220 | |
| 2014 | Q3 | 4,646,220 | |
| 2014 | Q2 | 4,646,220 | |
| 2014 | Q1 | 4,646,220 | |
| 2013 | Q4 | 4,646,220 | |
| 2013 | Q3 | 4,646,220 | |
| 2013 | Q2 | 4,646,220 | |
| 2013 | Q1 | 4,646,220 | |
| 2012 | Q4 | 4,646,220 | |
| 2012 | Q3 | 4,646,220 |