| Sold | Grade | Monthly Average |
| Sep 2022 | PGX 9.2 | $88.00 |
| Oct 2018 | PGX 9.2 | $22.00 |
| Apr 2014 | 8.5 | $77.12 |
| Sep 2020 | 8.0 | $27.95 |
| Dec 2017 | 8.0 | $16.00 |
| May 2015 | 8.0 | $49.95 |
| Mar 2021 | 7.0 | $31.00 |
| Aug 2014 | 7.0 | $14.00 |
| Jul 2013 | 7.0 | $37.95 |
| Dec 2018 | 6.5 | $19.50 |
| Mar 2015 | 6.5 | $13.00 |
| Sep 2022 | 6.0 | $24.00 |
| Jun 2021 | 5.5 | $22.00 |
| Aug 2015 | 5.5 | $12.39 |
| Jul 2014 | 5.5 | $11.00 |
| Dec 2022 | 3.0 | $14.95 |