80% (2009)

81% (2023)

73% (2018)

72% (2003)

57% (2019)

67% (2016)

73% (2006)

63% (2000)

65% (2005)

60% (2012)

61% (1994)

72% (1989)

59% (1998)

63% (2007)

63% (1986)