| Sold | Grade | Monthly Average |
| Aug 2011 | CGC 7.5 | $116.00 |
| Nov 2019 | 3.0 | $35.55 |
| Apr 2016 | 3.0 | $32.00 |
| Jul 2014 | 3.0 | $30.25 |
| Mar 2014 | 2.5 | $17.00 |
| Dec 2020 | 1.8 | $47.50 |
| Jul 2019 | 1.8 | $47.50 |
| Jun 2018 | 1.8 | $22.80 |
| May 2017 | 1.8 | $22.00 |
| Aug 2017 | 1.5 | $17.33 |
| Oct 2024 | 0.5 | $9.20 |
| Nov 2021 | 0.5 | $7.32 |
| Feb 2020 | 0.5 | $7.70 |
| Jun 2015 | 0.5 | $6.70 |