53% (1981)

0% (2007)

65% (2023)

72% (1994)

77% (1993)

62% (1983)

0% (2004)

71% (1974)

57% (2008)

60% (2009)

62% (1985)

85% (1987)

0% (2013)

66% (1992)

60% (1971)

57% (2010)

73% (1982)

10% (2000)

41% (2009)

0% (1987)