20% (2002)

71% (1986)

72% (2002)

10% (2018)

59% (2013)

59% (2016)

77% (2001)

73% (2018)

72% (2011)

64% (1989)

60% (2012)

82% (2017)

73% (2015)

74% (2017)

0% (2005)

60% (1962)

73% (2014)

82% (1998)

80% (2019)

48% (1991)