74% (2023)

68% (2011)

70% (1991)

84% (1993)

66% (1997)

64% (2012)

68% (2015)

68% (1992)

73% (2009)

80% (2006)

72% (1994)

65% (1999)

73% (2016)

66% (2012)

70% (2000)

69% (2015)

69% (1990)

70% (2019)

72% (1990)

61% (2021)