| Sold | Grade | Monthly Average |
| Aug 2026 | 2.0 | $6.00 |
| May 2026 | 2.0 | $6.00 |
| Oct 2017 | PGX 9.2 | $197.60 |
| Dec 2009 | 7.5 | $51.00 |
| Mar 2025 | 3.5 | $8.64 |
| Mar 2021 | 3.5 | $10.25 |
| Jun 2016 | 3.5 | $8.60 |
| Aug 2012 | 3.0 | $5.60 |
| Mar 2010 | 3.0 | $11.25 |
| Feb 2013 | 2.5 | $6.49 |
| Jun 2022 | 2.0 | $6.49 |
| Jul 2016 | 2.0 | $4.86 |
| Nov 2014 | 2.0 | $9.70 |