47% (2018)

68% (2017)

65% (2008)

42% (1997)

57% (2014)

55% (1951)

40% (1931)

55% (1970)

61% (2013)

65% (1988)

66% (1978)

58% (2008)

60% (2023)

0% (2015)

60% (1968)

65% (1950)

42% (2005)

70% (1965)

48% (1976)

65% (1995)