50% (2007)

62% (2010)

15% (2009)

59% (2000)

60% (2013)

71% (2015)

60% (1985)

77% (2015)

69% (2012)

77% (1980)

72% (1994)

70% (1995)

66% (2010)

68% (1983)

73% (1987)

45% (1995)

69% (1990)

67% (1981)

90% (1973)

0% (1997)