| Sold | Grade | Monthly Average |
| Nov 2025 | 3.5 | $11.00 |
| Jun 2025 | 3.5 | $14.00 |
| Jan 2025 | 6.0 | $54.00 |
| Jan 2025 | 5.0 | $44.00 |
| Jan 2025 | 4.0 | $12.00 |
| Dec 2022 | 4.0 | $55.00 |
| Mar 2025 | 3.5 | $11.00 |
| Feb 2025 | 3.5 | $11.00 |
| May 2013 | 2.0 | $11.40 |
| Feb 2013 | 2.0 | $12.00 |
| Aug 2019 | 0.5 | $1.70 |
| Mar 2014 | 0.5 | $2.60 |