IA I 1975

OK I 1975

MO I 1981

MN I Oct 4, 1982

OK II 1984

SD I 1984

IA III 1985

NE I 1985

KS I 1986

MN II 1986

MN IV Apr 26, 1991

MO III 1991

KS III 1992

KS V 1992

NE II 1996

NE III 1998

ND I Mar 23, 1999

OK IV Sep 18, 2000

ND II Apr 1, 2001

MO II Jul 9, 2001 Rechartered

KS VII Jan 9, 2002

MO VI Apr 30, 2002

SD II Jul 31, 2002

IA IV Aug 8, 2002

MN V Aug 27, 2002

ND III Aug 19, 2003

MO VII Jan 13, 2004

OK V Feb 4, 2004

OK III May 25, 2004 Reissued

OK VI Jun 15, 2004

MN VI Jul 23, 2004

OK VII Dec 8, 2004

MN III Dec 15, 2004 Rechartered

ND IV Apr 11, 2005

MN VII Apr 20, 2005

OK VIII Aug 25, 2005

MO IV Sep 8, 2005

KS IV Dec 29, 2005

MO VIII Feb 15, 2006

OK IX Jul 3, 2007

MO IX Oct 25, 2007

MN VIII May 2, 2008

KS II May 14, 2008

NE IV May 21, 2008

IA V Jun 19, 2008

KS VIII Sep 17, 2008

MN IX Mar 25, 2009

OK VI Nov 24, 2009 Reissued

NE III Apr 25, 2012 Rechartered

IA VI May 10, 2012

MO X Jun 7, 2012

OK VIII May 27, 2015 Rechartered

ND IV Aug 21, 2017 Rechartered

KS IX Oct 17, 2025

Int’l didn’t track complete dates until 1999