| Sold | Grade | Monthly Average |
| Jul 2010 | 9.8 | $12.50 |
| Jun 2010 | 9.8 | $12.50 |
| May 2010 | 9.8 | $12.50 |
| May 2010 | 9.6 | $10.50 |
| Apr 2025 | CGC 9.4 | $30.00 |
| Dec 2018 | 9.4 | $7.75 |
| Mar 2015 | 9.4 | $3.70 |
| May 2014 | 9.4 | $4.30 |
| Mar 2014 | 9.4 | $4.00 |
| Oct 2013 | 9.4 | $8.00 |
| May 2011 | 9.4 | $4.00 |
| Feb 2018 | 8.0 | $3.20 |
| Jan 2016 | 8.0 | $1.35 |
| Dec 2015 | 8.0 | $1.60 |
| Oct 2015 | 8.0 | $1.45 |
| Apr 2014 | 8.0 | $3.25 |
| Feb 2014 | 8.0 | $2.99 |
| Jan 2014 | 8.0 | $2.40 |
| Jun 2013 | 8.0 | $6.00 |
| Aug 2019 | 6.0 | $1.70 |
| Nov 2010 | 6.0 | $4.20 |