74% (1999)

60% (2001)

56% (2005)

32% (2000)

42% (2000)

84% (2005)

71% (2015)

75% (2005)

70% (2005)

30% (2016)

45% (1999)

83% (2005)

56% (2003)

68% (1979)

85% (2011)

60% (1998)

85% (2011)

72% (2007)

78% (2010)

42% (1991)