| Sold | Grade | Monthly Average |
| May 2021 | 8.0 | $8.00 |
| Sep 2020 | 8.0 | $8.00 |
| Apr 2019 | 8.0 | $8.75 |
| Aug 2018 | 8.0 | $4.00 |
| Jan 2016 | 8.0 | $6.40 |
| Jul 2014 | 8.0 | $5.76 |
| Apr 2014 | 8.0 | $6.40 |
| Jul 2013 | 8.0 | $7.05 |
| Jul 2022 | 6.0 | $6.00 |
| Feb 2019 | 6.0 | $3.30 |
| Feb 2018 | 6.0 | $3.00 |
| Sep 2016 | 6.0 | $4.80 |
| Feb 2016 | 6.0 | $4.80 |
| Nov 2014 | 6.0 | $4.80 |
| Mar 2014 | 6.0 | $4.80 |