58% (2004)

64% (2012)

73% (1987)

68% (2020)

72% (1999)

65% (1986)

69% (2009)

65% (2016)

57% (2015)

56% (1988)

70% (1982)

53% (1994)

61% (1992)

62% (1997)

62% (2002)

51% (1990)

45% (2010)

53% (2001)

80% (1991)

63% (1992)