| Sold | Grade | Monthly Average |
| Apr 2014 | 5.0 | $22.25 |
| Aug 2020 | 4.0 | $17.00 |
| Sep 2019 | 3.5 | $12.50 |
| Mar 2017 | 3.5 | $12.25 |
| Nov 2012 | 3.0 | $12.50 |
| Apr 2021 | 2.5 | $8.49 |
| Apr 2016 | 2.5 | $5.60 |
| Sep 2010 | 2.5 | $10.75 |
| Oct 2020 | 2.0 | $7.10 |
| May 2013 | 2.0 | $9.10 |
| Nov 2020 | 1.8 | $22.00 |
| Jul 2016 | 1.5 | $6.70 |
| Oct 2020 | CBCS 0.5 | $13.00 |