73% (1987)

75% (2011)

61% (2007)

62% (2011)

60% (2008)

35% (1993)

66% (1980)

61% (2009)

67% (2002)

72% (1991)

60% (1987)

78% (2021)

60% (1989)

69% (2013)

56% (2007)

50% (2010)

80% (1983)

60% (2001)

84% (2021)

69% (2014)