51% (1966)

59% (2006)

54% (2017)

51% (1983)

59% (2023)

62% (2021)

60% (2020)

60% (2016)

42% (2002)

42% (1999)

54% (1967)

51% (2005)

56% (2002)

65% (2018)

60% (2006)

72% (2021)

58% (2018)

49% (1973)

58% (1999)

67% (1993)