83% (2001)

80% (2002)

84% (2019)

78% (2020)

84% (2005)

75% (1995)

74% (1997)

80% (1991)

83% (1999)

83% (2001)

81% (2008)

66% (2012)

70% (1982)

75% (2003)

0% (2009)

78% (2019)

58% (1989)

77% (2007)

68% (1996)

68% (1994)