100% (2011)

86% (2016)

84% (2018)

0% (1990)

0% (2009)

80% (2002)

68% (2009)

0% (1997)

75% (2015)

79% (2002)

43% (2006)

83% (2013)

75% (1984)

76% (2018)

54% (2011)

40% (2010)

80% (2007)

54% (2017)

72% (1976)

68% (2005)