| 1970 3 1990 7 | | | 1990 7 1995 3 | | | 1995 3 1997 6 | | 1997 6 2002 6 | | 2002 6 2004 7 | | 2004 7 2005 10 | | 2005 10 2008 10 | 2006 4 | | 2008 10 2012 4 | | 2012 4 2012 12 | | 2012 12 2015 11 | | 2015 11 2016 7 | | 2016 7 2019 1 | | 2019 1 2019 4 | | 2019 4 2021 7 | | 2021 7 2022 4 | | 2022 4 | | |