| Sold | Grade | Monthly Average |
| Oct 2022 | 6.0 | $21.00 |
| Mar 2013 | 6.0 | $20.00 |
| Jan 2011 | 6.0 | $42.50 |
| Aug 2022 | 5.0 | $16.00 |
| May 2022 | 5.0 | $25.00 |
| Oct 2014 | 5.0 | $32.40 |
| Mar 2022 | 4.5 | $16.63 |
| May 2011 | 4.5 | $39.00 |
| Nov 2023 | 4.0 | $19.00 |
| Jun 2016 | 4.0 | $24.00 |
| Dec 2024 | 3.5 | $10.35 |
| Nov 2024 | 3.5 | $11.50 |
| Jul 2024 | 3.5 | $13.25 |
| Dec 2017 | 3.5 | $10.75 |
| Dec 2021 | 3.0 | $11.75 |
| Aug 2010 | 2.5 | $21.00 |
| Jan 2024 | 2.0 | $8.40 |
| Oct 2018 | 2.0 | $11.00 |
| May 2021 | 1.0 | $4.20 |