67% (1996)

58% (2023)

61% (2023)

58% (2022)

53% (1999)

69% (1987)

29% (2009)

66% (2008)

56% (2003)

72% (1987)

72% (2016)

66% (1998)

63% (2011)

62% (1989)

67% (1991)

57% (2004)

63% (1990)

57% (1979)

0% (1970)

65% (2017)