82% (2020)

64% (2015)

66% (2018)

60% (1989)

59% (2005)

64% (1998)

65% (2008)

73% (1999)

74% (1991)

75% (1989)

65% (1999)

76% (1991)

67% (2008)

70% (2022)

65% (1978)

44% (2011)

68% (1996)

70% (1995)

77% (2005)

53% (1940)