| Sold | Grade | Monthly Average |
| Jul 2025 | 6.0 | $2.65 |
| Oct 2020 | 9.4 | $4.00 |
| Jun 2014 | 9.4 | $2.50 |
| Aug 2013 | 9.4 | $3.49 |
| Jul 2013 | 9.4 | $3.50 |
| Jun 2013 | 9.4 | $3.50 |
| May 2013 | 9.4 | $3.50 |
| May 2025 | 8.0 | $3.20 |
| Sep 2022 | 8.0 | $3.20 |
| Apr 2017 | 8.0 | $3.40 |
| Jun 2014 | 8.0 | $2.10 |
| Nov 2013 | 8.0 | $2.80 |
| Oct 2013 | 8.0 | $2.80 |
| Aug 2013 | 8.0 | $2.80 |
| Apr 2022 | 6.0 | $2.40 |
| Mar 2022 | 6.0 | $2.40 |
| Nov 2019 | 6.0 | $2.40 |
| May 2017 | 6.0 | $3.00 |
| Nov 2016 | 6.0 | $1.80 |
| May 2015 | 6.0 | $1.49 |
| Jun 2019 | 4.0 | $1.70 |
| Apr 2018 | 4.0 | $1.70 |