| Sold | Grade | Monthly Average |
| May 2024 | 8.5 | $11.00 |
| Oct 2013 | PGX 9.4 | $15.00 |
| May 2013 | 9.4 | $6.49 |
| Sep 2022 | 9.0 | $17.50 |
| Nov 2021 | 8.5 | $12.75 |
| Jul 2019 | 8.0 | $12.00 |
| Apr 2018 | 8.0 | $6.40 |
| Nov 2016 | 8.0 | $6.40 |
| May 2015 | 8.0 | $6.40 |
| Aug 2013 | 8.0 | $6.80 |
| Apr 2013 | 8.0 | $6.15 |
| Oct 2011 | 8.0 | $4.40 |
| Sep 2022 | 6.5 | $11.00 |
| Aug 2020 | 6.5 | $9.70 |
| May 2020 | 6.5 | $10.50 |
| Nov 2021 | 6.0 | $8.55 |
| Mar 2018 | 6.0 | $4.80 |
| Oct 2014 | 6.0 | $4.80 |