69% (2013)

53% (2015)

35% (1977)

61% (1998)

67% (2011)

68% (2006)

78% (2004)

53% (1994)

75% (1985)

55% (1990)

69% (2021)

63% (2011)

66% (1999)

70% (2013)

77% (2012)

80% (1976)

69% (2018)

70% (2016)

81% (2014)

59% (2000)