65% (1990)

65% (2014)

62% (2015)

42% (2000)

48% (2010)

57% (2003)

42% (2014)

52% (2011)

75% (2001)

45% (2003)

0% (1999)

47% (1999)

56% (1996)

38% (1999)

55% (2009)

46% (1996)

0% (1998)