| Sold | Grade | Monthly Average |
| Jul 2020 | 9.4 | $5.25 |
| Sep 2015 | 9.4 | $4.09 |
| Sep 2015 | 9.4 | $3.99 |
| Aug 2015 | 9.4 | $3.99 |
| May 2025 | 8.0 | $20.00 |
| Aug 2023 | 8.0 | $4.70 |
| Aug 2020 | 8.0 | $4.40 |
| Sep 2019 | 8.0 | $4.00 |
| Oct 2018 | 8.0 | $4.40 |
| Apr 2018 | 8.0 | $2.99 |
| Apr 2017 | 8.0 | $4.90 |
| Aug 2016 | 8.0 | $4.00 |
| Nov 2015 | 8.0 | $3.19 |
| Oct 2015 | 8.0 | $3.19 |
| Sep 2015 | 8.0 | $3.45 |
| Jan 2020 | 6.0 | $3.15 |