| Sold | Grade | Monthly Average |
| Mar 2024 | 2.5 | $6.65 |
| Mar 2024 | 2.0 | $7.00 |
| Jul 2011 | 5.5 | $45.00 |
| Jun 2012 | 5.0 | $20.02 |
| Aug 2011 | 5.0 | $34.00 |
| Aug 2017 | 4.5 | $46.00 |
| Apr 2014 | 4.5 | $22.00 |
| Jan 2019 | 4.0 | $42.00 |
| Feb 2015 | 4.0 | $29.70 |
| Apr 2014 | 4.0 | $19.75 |
| Apr 2011 | 3.5 | $24.50 |
| Apr 2022 | 3.0 | $18.00 |
| Apr 2022 | 2.5 | $15.50 |
| Apr 2019 | 2.5 | $24.23 |
| Mar 2014 | 2.5 | $8.30 |
| Feb 2021 | 2.0 | $21.00 |
| Nov 2015 | 2.0 | $7.51 |
| Jan 2010 | 2.0 | $7.49 |
| Jun 2017 | 1.8 | $11.75 |
| Mar 2016 | 1.0 | $12.25 |