2023-2025 NORWAY
2021-2023 RUSSIAN FEDERATION
2019-2021 ICELAND
2017-2019 FINLAND
2015–2017 UNITED STATES
2013–2015 CANADA
2011–2013 SWEDEN
2009–2011 KINGDOM OF DENMARK
2006-2009 NORWAY
2004-2006 RUSSIAN FEDERATION
2002-2004 ICELAND
2000-2002 FINLAND
1998-2000 UNITED STATES
1996–1998 CANADA