83% (2000)

70% (2007)

57% (1977)

53% (2005)

73% (1980)

0% (1968)

53% (2001)

60% (2004)

30% (2004)

76% (2016)

77% (2017)

58% (1982)

0% (1965)

67% (2007)

37% (2007)

71% (2006)

53% (2002)

0% (2002)

30% (2008)

60% (1972)