66% (2016)

48% (2020)

42% (2008)

55% (2015)

80% (2018)

62% (1984)

57% (1992)

66% (2006)

68% (1973)

70% (1977)

75% (1966)

60% (2011)

55% (2015)

72% (2016)

61% (2016)

64% (1998)

73% (2003)

66% (2005)

61% (2000)

60% (1996)