57% (2004)

65% (2018)

65% (2020)

63% (2008)

67% (2014)

43% (2015)

69% (2018)

74% (2011)

58% (1994)

54% (2017)

64% (1979)

72% (2002)

73% (1982)

70% (1986)

61% (1987)

73% (2008)

59% (2009)

58% (2004)

67% (2005)

62% (2005)