70% (2024)

72% (2007)

67% (2005)

75% (2002)

67% (2013)

67% (2017)

67% (2008)

69% (2015)

76% (2007)

68% (2007)

59% (1999)

75% (2012)

69% (2009)

60% (1988)

73% (1992)

63% (2010)

64% (2015)

63% (2006)

62% (1988)

53% (2007)