73% (1990)

73% (2013)

61% (2009)

78% (2013)

71% (1994)

53% (2017)

69% (2015)

72% (1998)

68% (1991)

64% (1993)

61% (1986)

68% (1991)

53% (1999)

60% (1990)

69% (1979)

62% (1998)

46% (2007)

62% (1996)

59% (2019)

55% (2011)