| Sold | Grade | Monthly Average |
| Jul 2026 | 1.8 | $23.00 |
| Feb 2024 | 5.0 | $60.00 |
| Nov 2025 | 3.5 | $75.00 |
| Nov 2023 | 3.0 | $46.00 |
| Jul 2011 | 3.0 | $17.50 |
| Mar 2025 | 2.0 | $43.00 |
| Jun 2024 | 2.0 | $26.00 |
| Feb 2024 | 2.0 | $32.00 |
| Jan 2018 | 2.0 | $15.50 |
| Sep 2011 | 2.0 | $15.25 |
| Oct 2018 | 1.8 Restored | $12.00 |
| Sep 2010 | 1.8 | $11.50 |
| Aug 2024 | 1.0 | $7.80 |
| May 2020 | 1.0 | $9.70 |
| Sep 2019 | 1.0 | $16.15 |
| Aug 2014 | 1.0 | $9.00 |
| Jan 2014 | 1.0 | $9.30 |