| Sold | Grade | Monthly Average |
| Jul 2016 | 9.4 | $6.00 |
| May 2016 | 9.4 | $5.50 |
| Apr 2014 | 9.4 | $16.75 |
| Apr 2014 | 9.2 | $14.00 |
| Jun 2025 | 8.5 | $16.00 |
| May 2019 | 8.0 | $4.00 |
| Oct 2017 | 8.0 | $4.80 |
| Mar 2017 | 8.0 | $4.80 |
| Aug 2016 | 8.0 | $5.20 |
| May 2016 | 8.0 | $4.00 |
| Jul 2015 | 8.0 | $2.60 |
| Apr 2015 | 6.5 | $3.20 |
| Mar 2024 | 6.0 | $8.00 |