77% (2015)

77% (2023)

80% (2010)

72% (1980)

88% (1992)

82% (2025)

30% (1964)

0% (2009)

35% (2016)

73% (2014)

81% (1987)

74% (2024)

10% (1994)

70% (2018)

66% (2017)

74% (2020)

68% (2013)

78% (1983)

55% (2016)

60% (2015)