70% (2021)

85% (1997)

0% (1991)

65% (2004)

60% (1979)

63% (1980)

48% (2004)

58% (1993)

58% (1974)

58% (1985)

70% (1979)

64% (2001)

70% (2006)

59% (2013)

49% (1994)

59% (2012)

74% (1978)

61% (1988)

68% (1999)

39% (1990)