72% (1997)

54% (1979)

65% (1995)

75% (2018)

71% (2016)

63% (2010)

30% (2016)

86% (2011)

76% (2001)

76% (2003)

81% (1989)

57% (2015)

44% (1999)

86% (2018)

74% (2015)

79% (2014)

62% (2009)

76% (2001)

75% (2005)

83% (2005)