40% (1989)

67% (1987)

71% (1991)

55% (1991)

60% (2008)

73% (2003)

79% (2021)

71% (1997)

78% (2015)

40% (1992)

53% (1991)

62% (1974)

55% (2010)

30% (2005)

66% (1994)

59% (1968)

56% (2016)

58% (1999)

64% (1984)

60% (1981)