72% (1961)

60% (2018)

74% (1993)

59% (1986)

67% (2016)

57% (1990)

57% (2013)

65% (2005)

51% (2016)

63% (1996)

56% (1986)

69% (2009)

55% (1996)

63% (2017)

64% (1980)

66% (2022)

61% (2022)

68% (1999)

68% (2012)

59% (2010)