68% (2021)

50% (1991)

64% (2011)

48% (2002)

56% (1980)

50% (1954)

62% (1974)

57% (2001)

47% (1986)

50% (2016)

48% (2014)

51% (1997)

68% (2023)

0% (2006)

68% (2012)

40% (1978)

50% (2007)

42% (2010)

46% (2005)

61% (1990)