| Sold | Grade | Monthly Average |
| Sep 2025 | 2.0 | $28.00 |
| Feb 2023 | 4.0 | $56.00 |
| Dec 2020 | 3.0 | $51.25 |
| Jul 2012 | 3.0 | $42.65 |
| Oct 2020 | 2.5 | $28.00 |
| Jul 2020 | 2.5 | $37.00 |
| May 2014 | 2.5 | $32.50 |
| Feb 2025 | 2.0 | $32.00 |
| Nov 2020 | 2.0 | $32.50 |
| Aug 2017 | 2.0 | $28.00 |
| Oct 2015 | 2.0 | $23.00 |
| Mar 2015 | 2.0 | $6.00 |
| Oct 2012 | 2.0 | $30.35 |
| Aug 2016 | 1.8 | $25.00 |
| Jan 2016 | 1.5 | $22.00 |
| Jun 2018 | 1.0 | $39.00 |
| Dec 2017 | 1.0 | $15.25 |
| Jun 2014 | 1.0 | $14.75 |
| Jun 2019 | 0.5 | $7.70 |