71% (1984)

67% (1996)

66% (2023)

58% (2001)

68% (2017)

66% (2003)

73% (1987)

0% (1970)

41% (2008)

80% (1994)

55% (2022)

68% (2023)

73% (2023)

68% (2003)

70% (2015)

65% (2008)

79% (2009)

52% (2015)

68% (2015)

68% (2016)