| Sold | Grade | Monthly Average |
| Feb 2014 | 4.5 | $36.00 |
| Jul 2015 | 4.0 | $34.00 |
| Jun 2014 | 3.5 | $12.00 |
| Dec 2013 | 3.5 | $32.00 |
| Oct 2021 | 3.0 | $26.00 |
| Apr 2019 | 3.0 | $25.00 |
| Jul 2022 | 2.5 | $17.00 |
| Apr 2022 | 2.5 | $17.00 |
| May 2018 | 2.5 | $16.02 |
| Aug 2022 | 2.0 | $14.00 |
| Sep 2013 | 2.0 | $9.00 |
| Jan 2023 | 1.0 | $11.50 |
| Nov 2019 | 1.0 | $9.00 |
| Apr 2014 | 0.5 | $9.50 |