76% (1997)

67% (2005)

71% (2024)

55% (1974)

10% (1995)

59% (2013)

40% (2001)

65% (2015)

71% (1986)

0% (1970)

63% (2018)

68% (2000)

42% (2013)

70% (2018)

71% (2021)

0% (2003)

77% (2012)

0% (1979)

65% (2014)

64% (2024)