68% (1996)

59% (1989)

62% (2003)

76% (1982)

73% (2008)

68% (2002)

73% (2011)

70% (1985)

64% (2005)

77% (1991)

61% (1995)

67% (2018)

72% (2003)

53% (2005)

63% (2017)

64% (1998)

61% (2001)

74% (2021)

64% (1993)

69% (1983)