64% (2005)

52% (2009)

60% (1981)

73% (1987)

65% (2001)

51% (1979)

61% (2022)

58% (2014)

60% (1968)

73% (2010)

69% (2017)

61% (1984)

60% (1996)

64% (1991)

75% (2010)

65% (2009)

82% (2001)

73% (1988)

60% (1995)

54% (2003)