74% (2010)

79% (2018)

63% (2012)

70% (1997)

69% (2010)

70% (2007)

77% (2011)

60% (1987)

73% (2017)

85% (2019)

62% (2007)

71% (2012)

80% (2017)

50% (2009)

67% (2008)

64% (2011)

75% (1995)

57% (2014)

77% (2010)

77% (2005)