77% (2016)

78% (2013)

79% (2019)

72% (2015)

62% (2014)

59% (2004)

64% (2015)

54% (2011)

53% (1999)

74% (2015)

62% (2016)

0% (2012)

50% (1990)

66% (1979)

32% (2004)

31% (1993)

84% (2020)

0% (1990)

0% (2005)

100% (2006)