| Sold | Grade | Monthly Average |
| Apr 2026 | 4.0 | $7.00 |
| Jul 2020 | 5.5 | $17.00 |
| Mar 2010 | 4.5 | $11.00 |
| Oct 2025 | 4.0 | $9.00 |
| Jan 2022 | 4.0 | $9.00 |
| Aug 2025 | 3.5 | $4.80 |
| Oct 2019 | 3.5 | $4.80 |
| Jan 2017 | 3.5 | $4.10 |
| Aug 2015 | 3.5 | $2.00 |
| Jun 2013 | CGC 3.5 | $18.00 |
| Jul 2018 | 2.5 | $4.20 |
| Mar 2018 | 2.5 | $4.20 |
| Oct 2016 | 2.5 | $1.49 |
| Nov 2021 | 2.0 | $3.00 |
| Apr 2018 | 2.0 | $3.49 |
| Mar 2018 | 2.0 | $3.49 |
| Oct 2017 | 2.0 | $1.80 |
| Sep 2011 | 2.0 | $5.00 |
| Mar 2023 | 1.8 | $2.50 |
| Aug 2010 | 1.0 | $2.49 |
| Sep 2011 | 0.5 | $1.20 |