| Sold | Grade | Monthly Average |
| Jul 2016 | 9.4 | $3.00 |
| May 2015 | 9.4 | $3.99 |
| Feb 2015 | 9.4 | $3.99 |
| Jan 2015 | 9.4 | $3.99 |
| Dec 2014 | 9.4 | $3.99 |
| Nov 2014 | 9.4 | $3.99 |
| Dec 2025 | 8.0 | $2.12 |
| Oct 2023 | 8.0 | $3.00 |
| Mar 2023 | 8.0 | $2.50 |
| Mar 2022 | 8.0 | $1.80 |
| Oct 2020 | 8.0 | $1.80 |
| Mar 2017 | 8.0 | $2.60 |
| Jun 2015 | 8.0 | $3.10 |
| Feb 2015 | 8.0 | $3.10 |
| Nov 2024 | 6.0 | $2.25 |
| Dec 2020 | 6.0 | $2.00 |
| Aug 2018 | 6.0 | $1.70 |
| Jan 2018 | 6.0 | $1.53 |
| Aug 2016 | 6.0 | $1.80 |
| Mar 2016 | 6.0 | $9.00 |
| May 2025 | 4.0 | $2.50 |
| Aug 2015 | 4.0 | $1.70 |