| 1 | Paul K. or Sandra J. Schumann | Stewartville, MN | | Sep 23 1997 |
| 2 | James H. McIlrath | Grinnell, IA | Mar 04 1998 | Mar 16 1998 |
| 3 | Robert Detweiler | Oelwein, IA | Aug 09 1999 | Aug 16 1999 |
| 4 | Bill &/or Judith Ann Crouch | Casey, IL | Sep 08 1999 | Sep 20 1999 |
| 5 | Northview Farms | Boalsburg, PA | Jun 27 2000 | Jul 12 2000 |
| 6 | Bill &/or Judith Ann Crouch | Casey, IL | Oct 26 2000 | Nov 01 2000 |
| 7 | Connie Trojanowski | LaPorte, IN | Feb 23 2001 | Apr 23 2001 |
| 8 | Marlin R. Miller | New Paris, IN | May 13 2006 | May 18 2006 |
| 9 | Daniel S. Dienner, Jr. | Gap, PA | Jan 16 2008 | Feb 14 2008 |
| 10 | David S. Glick | Gap, PA | Jul 01 2009 | Aug 27 2009 |
| 11 | Ivan L. Fisher | Christiana, PA | Jan 19 2010 | Feb 25 2010 |
