71% (2018)

65% (2016)

63% (2016)

64% (2000)

71% (2023)

72% (2016)

66% (1998)

63% (1998)

50% (2004)

46% (2005)

70% (2009)

65% (1997)

74% (2013)

66% (1997)

66% (1986)

68% (2016)

51% (2016)

63% (1975)

65% (1997)

66% (1996)