73% (2013)

67% (1995)

77% (2005)

55% (2005)

80% (2015)

69% (2020)

61% (1988)

67% (1995)

72% (2005)

69% (1991)

66% (1986)

64% (2004)

53% (2000)

79% (1988)

59% (2001)

61% (1995)

64% (2012)

60% (1999)

72% (2019)

71% (1992)