81% (1993)

71% (2013)

62% (2009)

0% (1996)

82% (2010)

56% (2018)

73% (1988)

95% (2023)

67% (1992)

80% (2014)

75% (2011)

73% (2014)

81% (2000)

62% (1980)

30% (1964)

62% (1965)

30% (2001)

78% (2018)

67% (2006)

0% (2001)