| Sold | Grade | Monthly Average |
| Feb 2024 | 3.0 | $41.00 |
| Oct 2015 | 5.5 | $108.17 |
| Apr 2017 | 4.5 | $105.50 |
| Jan 2016 | 4.5 | $53.02 |
| Aug 2022 | 4.0 | $135.00 |
| May 2022 | 4.0 | $146.00 |
| Dec 2018 | 4.0 | $192.00 |
| Mar 2016 | 4.0 | $76.00 |
| May 2023 | 3.5 | $65.00 |
| Aug 2022 | 3.5 | $63.00 |
| Aug 2016 | 3.5 | $105.00 |
| Jun 2023 | 3.0 | $42.00 |
| Jan 2021 | 3.0 | $67.00 |
| Jan 2023 | 2.5 | $63.00 |
| Nov 2018 | 2.5 | $66.50 |
| Dec 2015 | 2.5 | $32.00 |
| Feb 2015 | 2.5 | $38.77 |
| Nov 2021 | 2.0 | $91.00 |
| Mar 2017 | 2.0 | $60.00 |
| May 2011 | 1.5 | $22.80 |
| May 2021 | 0.5 | $27.00 |