83% (2006)

77% (2004)

83% (1997)

75% (2013)

82% (2011)

78% (2007)

76% (1978)

83% (1982)

77% (2003)

58% (1992)

72% (2009)

55% (2001)

61% (1996)

75% (2005)

77% (1995)

55% (1993)

84% (1990)

77% (2016)

73% (2022)

54% (1985)