| Sold | Grade | Monthly Average |
| Dec 2025 | CGC 9.6 | $49.00 |
| Jun 2011 | 9.4 | $6.00 |
| Sep 2010 | 9.4 | $5.00 |
| Jul 2010 | 9.4 | $4.70 |
| May 2008 | 9.4 | $9.60 |
| Apr 2012 | 8.0 | $5.40 |
| Jun 2021 | 7.5 | $7.00 |
| Sep 2017 | 7.0 | $5.22 |
| Feb 2024 | 6.0 | $4.30 |
| Mar 2016 | 6.0 | $5.00 |
| Feb 2013 | 6.0 | $3.95 |
| Jan 2012 | 6.0 | $3.60 |
| Jan 2021 | 5.0 | $4.60 |
| Jul 2015 | 4.5 | $5.85 |
| Feb 2025 | 4.0 | $3.00 |
| Mar 2024 | 4.0 | $3.30 |
| Jun 2021 | 4.0 | $3.70 |
| Jun 2017 | 2.0 | $1.70 |