78% (2022)

72% (2018)

73% (2009)

78% (2012)

77% (2022)

66% (2016)

60% (2016)

67% (2015)

66% (2007)

66% (2011)

56% (2015)

56% (2013)

62% (2018)

61% (2004)

62% (2015)

62% (1989)