| Sold | Grade | Monthly Average |
| Sep 2026 | 8.0 | $44.00 |
| May 2026 | 8.0 | $54.00 |
| Jul 2011 | 9.4 | $40.00 |
| May 2009 | 9.4 | $40.00 |
| Feb 2022 | 8.0 | $55.00 |
| Sep 2019 | 8.0 | $55.00 |
| Nov 2020 | 6.0 | $47.00 |
| Sep 2019 | 6.0 | $42.00 |
| Apr 2019 | 6.0 | $30.00 |
| Apr 2016 | 6.0 | $42.00 |
| Dec 2011 | 6.0 | $27.00 |
| Oct 2010 | 6.0 | $24.00 |
| Dec 2024 | 5.0 | $27.00 |
| Sep 2023 | 5.0 | $39.00 |
| Aug 2015 | 4.5 | $17.30 |
| Oct 2022 | 4.0 | $19.60 |
| Sep 2021 | 4.0 | $28.00 |
| Jan 2021 | 4.0 | $32.00 |
| Aug 2023 | 2.0 | $12.59 |