| Year | Qtr | # Shares | Change |
|---|---|---|---|
| 2015 | Q3 | 86,696 | +7,612 |
| 2015 | Q2 | 79,084 | +9,224 |
| 2015 | Q1 | 69,860 | -1,662 |
| 2014 | Q4 | 71,522 | +19,994 |
| 2014 | Q3 | 51,528 | -630 |
| 2014 | Q2 | 52,158 | +16,483 |
| 2014 | Q1 | 35,675 | +3,090 |
| 2013 | Q4 | 32,585 | +3,557 |
| 2013 | Q3 | 29,028 | +6,945 |
| 2013 | Q2 | 22,083 | +12,140 |
| 2013 | Q1 | 9,943 |