| Name | Count | Oldest | Newest |
|---|---|---|---|
| Kajzer, Janusz | 2 | 2003 | 2003 |
| Kindig, Matthew W. | 1 | 2013 | 2013 |
| Toczyski, Jacek | 6 | 2012 | 2015 |
| Crandall, Jeff R. | 1 | 2013 | 2013 |
| Poulard, David | 1 | 2017 | 2017 |
| Subit, Damien | 1 | 2013 | 2013 |
| Kietlinski, Kajetan | 1 | 2004 | 2004 |
| Dziewoński, Tomasz | 6 | 2004 | 2017 |
| Panzer, Matthew B. | 1 | 2017 | 2017 |
| Gierczycka-Zbrozek, Donata | 5 | 2011 | 2013 |