50% (2006)

60% (1978)

61% (2021)

53% (2017)

58% (2007)

59% (1962)

56% (1955)

54% (2020)

62% (2019)

64% (2015)

57% (2011)

45% (1954)

58% (1999)

45% (2013)

69% (1975)

66% (1991)

40% (2023)

57% (2011)

57% (2013)

58% (1997)