| Year | Qtr | # Shares | Change |
|---|---|---|---|
| 2015 | Q3 | 42,372 | -1,434 |
| 2015 | Q2 | 43,806 | +6,845 |
| 2015 | Q1 | 36,961 | +481 |
| 2014 | Q4 | 36,480 | -2,463 |
| 2014 | Q3 | 38,943 | +5,796 |
| 2014 | Q2 | 33,147 | -5,742 |
| 2014 | Q1 | 38,889 | +16,941 |
| 2013 | Q4 | 21,948 | +8,974 |
| 2013 | Q3 | 12,974 | +4,674 |
| 2013 | Q2 | 8,300 | -1,684 |
| 2013 | Q1 | 9,984 | +2,793 |
| 2012 | Q4 | 7,191 |