59% (1984)

58% (2016)

59% (2015)

62% (2009)

47% (2012)

64% (1983)

63% (2023)

51% (2014)

67% (1993)

63% (2008)

55% (2016)

41% (1978)

48% (2016)

53% (1981)

55% (2007)

51% (2016)

57% (2006)

67% (1939)

59% (2008)

69% (1999)