| Sold | Grade | Monthly Average |
| Mar 2012 | 7.5 | $42.00 |
| Apr 2023 | CBCS 7.0 | $52.00 |
| May 2019 | 6.5 | $65.00 |
| Feb 2021 | 6.0 | $36.00 |
| Nov 2021 | 5.5 | $43.00 |
| Mar 2025 | 5.0 | $32.00 |
| Sep 2018 | 4.0 | $15.00 |
| Jun 2013 | 4.0 | $16.00 |
| Feb 2025 | 3.5 | $17.00 |
| Mar 2025 | 3.0 | $9.00 |
| Jan 2020 | 2.5 | $9.60 |
| Dec 2017 | 2.5 | $9.10 |
| Jan 2020 | 2.0 | $8.00 |
| Feb 2015 | 2.0 | $8.65 |
| Apr 2016 | 1.5 | $5.80 |