| Sold | Grade | Monthly Average |
| Jul 2025 | 5.5 | $39.00 |
| Apr 2019 | 4.5 | $58.00 |
| Jul 2012 | 3.5 | $22.09 |
| Jan 2013 | 3.0 | $40.95 |
| Jul 2025 | 2.5 | $24.00 |
| Sep 2024 | 2.5 | $34.00 |
| Dec 2019 | 2.5 | $25.00 |
| Jul 2025 | 2.0 | $35.00 |
| Feb 2022 | 2.0 | $25.00 |
| Oct 2015 | 2.0 | $25.00 |
| Nov 2024 | 1.5 | $48.00 |
| Apr 2022 | 1.5 | $26.00 |
| May 2024 | 1.0 | $34.00 |