45% (2011)

63% (1997)

48% (1991)

70% (1999)

64% (2010)

50% (1991)

70% (2002)

70% (2013)

0% (2001)

55% (2004)

69% (2007)

0% (1995)

57% (2015)

55% (2013)

20% (2008)

53% (2013)

0% (1990)

0% (1996)

0% (2005)

0% (2002)