| Sold | Grade | Monthly Average |
| May 2026 | 2.0 | $6.49 |
| Oct 2025 | CGC 7.5 | $99.00 |
| May 2019 | 4.5 | $13.00 |
| May 2017 | 4.0 | $18.50 |
| Feb 2024 | 3.5 | $10.25 |
| Sep 2022 | 3.5 | $10.25 |
| Dec 2017 | 3.5 | $18.50 |
| Jul 2016 | 3.5 | $10.25 |
| Sep 2016 | 3.0 | $9.10 |
| Nov 2015 | 3.0 | $9.90 |
| Apr 2013 | 3.0 | $7.35 |
| May 2011 | 3.0 | $6.70 |
| Apr 2016 | 2.5 | $7.41 |
| Aug 2025 | 2.0 | $6.17 |
| Oct 2021 | 2.0 | $6.49 |
| Sep 2021 | 2.0 | $6.49 |
| Feb 2018 | 2.0 | $6.49 |
| Apr 2011 | 2.0 | $4.80 |
| Sep 2021 | 1.5 | $4.90 |
| Dec 2013 | 1.5 | $3.60 |
| Sep 2011 | 1.0 | $2.60 |