62% (1970)

46% (2005)

72% (1956)

44% (2001)

85% (1993)

71% (1994)

76% (2015)

80% (2011)

10% (1996)

10% (2000)

0% (2007)

60% (2007)

78% (1996)

0% (1980)

0% (1999)

73% (2005)

41% (2009)

0% (1981)

69% (1971)

0% (2018)