| Sold | Grade | Monthly Average |
| Dec 2013 | 7.0 | $181.00 |
| Feb 2020 | 5.0 | $75.00 |
| Apr 2016 | 5.0 | $80.00 |
| Jul 2015 | 5.0 | $77.99 |
| Nov 2020 | 4.5 | $135.00 |
| Oct 2019 | 4.5 | $41.00 |
| Mar 2018 | 4.5 | $145.00 |
| Nov 2019 | 4.0 | $64.80 |
| Mar 2011 | 3.0 | $18.00 |
| May 2013 | 2.5 | $62.00 |
| Nov 2020 | 1.5 | $68.00 |
| Oct 2020 | 1.5 | $23.75 |