83% (2011)

64% (2011)

73% (2013)

56% (2013)

68% (1996)

43% (2000)

83% (2015)

70% (1990)

71% (2005)

75% (2015)

48% (2001)

64% (2015)

74% (1982)

71% (1999)

82% (2006)

53% (1978)

68% (2013)

81% (2003)

53% (2009)

77% (1988)