74% (2005)

58% (2000)

70% (2010)

57% (1998)

52% (2014)

62% (2017)

56% (2015)

55% (2008)

67% (2006)

0% (1966)

72% (2014)

56% (1970)

70% (1992)

100% (2011)

0% (2012)

0% (1997)

45% (1968)

80% (2004)

74% (2009)

0% (2013)