77% (2022)

70% (2009)

75% (2010)

83% (2015)

87% (1999)

50% (1992)

81% (2005)

0% (2017)

68% (1968)

30% (1998)

81% (1978)

74% (2005)

81% (2010)

73% (2015)

78% (2010)

79% (2007)

65% (2016)

80% (2009)

82% (2003)

80% (2004)