68% (2003)

58% (1980)

66% (1977)

61% (1997)

60% (1999)

43% (1987)

61% (2013)

67% (1983)

63% (2010)

55% (1999)

62% (2008)

63% (1982)

60% (1990)

61% (1991)

59% (1992)

55% (2018)

66% (2014)

56% (2023)

57% (1992)

48% (2004)