52% (2000)

59% (2006)

61% (2002)

63% (2013)

49% (1998)

51% (2017)

50% (1986)

45% (2008)

62% (1974)

55% (1987)

45% (1973)

53% (1978)

63% (2012)

58% (2012)

59% (2022)

54% (1973)

64% (2008)

66% (2021)

48% (2016)

63% (1976)