56% (1999)

56% (1995)

58% (1985)

69% (1987)

71% (2004)

62% (2020)

68% (2014)

66% (2002)

69% (2002)

77% (1997)

67% (1986)

76% (2013)

61% (2011)

0% (1970)

67% (1990)

66% (1996)

78% (2008)

82% (2016)

72% (2018)

57% (1996)