0% (2007)

79% (2014)

30% (1992)

20% (2018)

78% (2007)

83% (2015)

65% (2007)

68% (1975)

72% (2001)

0% (2005)

30% (2007)

50% (2007)

84% (1971)

46% (1995)

35% (2000)

78% (2003)

70% (1962)

67% (1971)

100% (2010)

64% (2005)