69% (2018)

62% (1986)

52% (1983)

73% (2013)

46% (1996)

30% (1988)

72% (1986)

78% (2018)

50% (2005)

66% (2010)

65% (2008)

70% (2002)

68% (2019)

40% (2011)

76% (2005)

75% (1999)

74% (2001)

60% (2016)

65% (2018)

77% (1997)