| Sold | Grade | Monthly Average |
| Jun 2018 | 5.0 | $60.00 |
| Oct 2021 | 4.5 | $31.00 |
| May 2017 | 4.5 | $33.50 |
| May 2023 | 4.0 | $36.00 |
| Nov 2021 | 4.0 | $34.00 |
| Nov 2015 | 4.0 | $30.00 |
| Jan 2011 | 4.0 | $38.50 |
| Oct 2024 | 3.5 | $33.00 |
| Mar 2017 | 3.5 | $22.50 |
| Dec 2019 | 3.0 | $45.00 |
| Mar 2012 | 3.0 | $29.50 |
| Nov 2011 | 3.0 | $28.03 |
| Jul 2020 | 2.5 | $25.00 |
| Oct 2021 | 2.0 | $18.25 |
| Feb 2020 | 2.0 | $14.00 |
| Nov 2019 | 1.8 | $16.50 |
| Nov 2012 | 1.8 | $20.50 |
| Jun 2021 | 1.5 | $17.00 |
| Mar 2017 | 1.0 | $7.49 |
| May 2016 | 0.5 | $10.50 |