85% (1999)

78% (1987)

79% (2007)

66% (1998)

69% (1997)

57% (2006)

55% (2008)

62% (1993)

64% (2001)

62% (2018)

59% (1999)

65% (2010)

65% (2004)

72% (2005)

57% (2016)

50% (2000)

64% (2012)