64% (2021)

60% (2023)

67% (2006)

74% (1999)

72% (2004)

61% (2015)

55% (2018)

36% (1961)

67% (2015)

76% (2020)

64% (2020)

61% (2019)

68% (2008)

65% (2004)

60% (2019)

57% (2020)

56% (2016)

67% (2014)

68% (2012)

67% (1968)