87% (2007)

70% (2002)

70% (2016)

72% (2019)

77% (2008)

0% (1970)

60% (1977)

60% (1972)

73% (2004)

0% (2007)

0% (1977)

50% (2004)

60% (2006)

0% (2002)

84% (2019)

0% (1979)

0% (2009)

40% (2009)

72% (2013)

61% (1993)