69% (1984)

64% (2019)

57% (1988)

68% (1983)

71% (1993)

58% (2003)

80% (1986)

52% (2009)

68% (1970)

79% (1993)

50% (2005)

84% (1987)

60% (2008)

46% (2014)

58% (1996)

51% (2019)

67% (2018)

76% (1995)

77% (1983)

35% (2022)