70% (2005)

72% (2010)

65% (2009)

79% (2011)

80% (2019)

68% (2019)

64% (2016)

68% (2016)

68% (1990)

76% (2007)

71% (1993)

0% (1984)

59% (2016)

84% (2018)

80% (1993)

67% (2012)

42% (2006)

72% (1996)

63% (2018)

65% (2010)