78% (2018)

70% (1997)

70% (2010)

75% (2010)

78% (2010)

50% (2009)

57% (2014)

55% (2007)

85% (2019)

64% (2011)

73% (2017)

80% (2017)

71% (2012)

71% (2000)

69% (2016)

80% (2000)

62% (2007)

60% (1987)

68% (2008)

65% (2018)