67% (2012)

70% (2004)

71% (2019)

54% (2017)

77% (2006)

47% (1989)

72% (2014)

67% (2019)

70% (2010)

73% (2018)

65% (2006)

69% (2016)

60% (2009)

68% (2018)

66% (2019)

70% (2008)

66% (2018)

56% (2010)

69% (2007)

76% (2018)