75% (2020)

68% (2011)

73% (2008)

83% (2010)

81% (2020)

79% (1993)

81% (1998)

76% (2019)

80% (1995)

70% (2009)

64% (2000)

60% (1983)

70% (2013)

65% (2012)

68% (2009)

100% (2006)

42% (2006)

38% (2004)

52% (2003)

70% (1979)