83% (2009)

78% (2014)

82% (2006)

65% (2006)

84% (2004)

49% (2006)

78% (1997)

78% (2009)

67% (1989)

84% (2022)

87% (2023)

85% (2011)

77% (2020)

70% (2005)

77% (2016)

59% (1995)

84% (2002)

84% (1989)

83% (2001)

0% (1981)