67% (2003)

69% (2010)

70% (2019)

71% (2013)

50% (2006)

61% (2000)

58% (1986)

78% (1997)

0% (2013)

88% (2014)

73% (2015)

87% (2015)

60% (1987)

71% (2006)

77% (2009)

83% (1978)

71% (2005)

90% (2004)

79% (2010)

57% (2003)