| Sold | Grade | Monthly Average |
| Feb 2017 | 8.0 | $35.50 |
| Jun 2021 | CGC 5.5 | $26.00 |
| Oct 2020 | 5.5 | $38.00 |
| May 2018 | 5.0 | $34.00 |
| Dec 2020 | 4.5 | $31.00 |
| Jul 2017 | 4.5 | $31.00 |
| Feb 2014 | 4.5 | $18.25 |
| Mar 2011 | 4.5 | $31.00 |
| Sep 2010 | 4.5 | $31.00 |
| Jan 2021 | 4.0 | $32.00 |
| Jan 2017 | 4.0 | $28.00 |
| Mar 2015 | 3.5 | $24.00 |
| Sep 2020 | 3.0 | $25.00 |
| Apr 2014 | 3.0 | $19.50 |
| Jul 2022 | 2.0 | $15.50 |
| Feb 2019 | 2.0 | $19.00 |
| Dec 2016 | 2.0 | $12.00 |
| May 2018 | 1.0 | $7.00 |