73% (1997)

73% (2001)

78% (2012)

75% (2009)

70% (2005)

75% (1989)

62% (2021)

62% (2003)

57% (2010)

70% (1995)

69% (2012)

66% (2017)

60% (1997)

69% (1992)

62% (2017)

78% (1998)

59% (2014)

59% (2014)

67% (2006)

0% (2023)