70% (2008)

70% (2005)

0% (2013)

0% (1993)

63% (1973)

68% (1980)

73% (1977)

60% (1976)

71% (1973)

69% (2019)

73% (2009)

60% (2002)

0% (2000)

79% (2005)

75% (2019)

86% (1996)

64% (2003)

74% (2003)

70% (2008)

83% (2014)