59% (2013)

59% (2009)

54% (1987)

69% (2014)

65% (1970)

53% (2017)

58% (1977)

76% (1954)

100% (2007)

70% (1978)

65% (2001)

50% (1997)

45% (2006)

70% (2017)

58% (2008)

0% (1987)

57% (1977)

60% (1993)

95% (2020)

70% (2007)