| Sold | Grade | Monthly Average |
| Apr 2016 | 9.6 | $22.00 |
| Dec 2017 | 9.4 | $10.50 |
| Apr 2017 | 9.4 | $11.99 |
| Mar 2016 | 9.4 | $11.99 |
| May 2015 | 9.4 | $9.99 |
| Jul 2015 | 9.2 | $9.49 |
| Jul 2022 | 8.0 | $7.99 |
| May 2020 | 8.0 | $7.59 |
| Mar 2018 | 8.0 | $8.75 |
| Feb 2018 | 8.0 | $7.99 |
| Jan 2016 | 8.0 | $7.99 |
| Jul 2015 | 6.0 | $3.49 |
| May 2020 | 4.0 | $4.00 |