| Sold | Grade | Monthly Average |
| Jun 2017 | CGC 7.5 | $269.00 |
| May 2020 | 5.5 | $135.00 |
| Sep 2011 | 4.5 | $56.00 |
| Apr 2021 | 3.0 | $110.00 |
| May 2019 | 2.5 | $55.00 |
| Dec 2018 | 2.5 | $31.00 |
| Jul 2013 | 2.5 | $25.00 |
| Aug 2022 | 2.0 | $82.00 |
| Jan 2020 | 2.0 | $64.00 |
| Jun 2015 | 2.0 | $25.66 |
| Mar 2017 | 1.8 | $26.78 |
| Mar 2018 | 1.5 | $43.23 |
| Sep 2012 | 1.5 | $43.50 |
| Aug 2022 | 1.0 | $41.00 |
| Nov 2012 | 1.0 | $24.00 |
| Apr 2021 | 0.5 | $18.50 |
| Sep 2019 | 0.5 | $15.20 |