64% (2021)

45% (2005)

41% (1981)

37% (2010)

61% (1988)

59% (2012)

0% (1970)

79% (1968)

66% (1955)

0% (1999)

63% (2009)

60% (1971)

50% (2003)

69% (2018)

62% (2014)

77% (1963)

71% (2006)

71% (2021)

65% (2004)

67% (1978)