57% (1997)

50% (2006)

0% (2010)

75% (2002)

95% (2009)

0% (1993)

67% (1980)

61% (2014)

69% (2013)

58% (2009)

73% (2007)

72% (2013)

66% (1989)

66% (2002)

62% (1991)

78% (2016)

40% (2013)

65% (1976)

58% (1993)

61% (1997)