72% (1995)

71% (2014)

67% (2011)

67% (2007)

55% (2009)

65% (1996)

38% (2009)

70% (2009)

68% (2010)

20% (2008)

57% (2024)

42% (2008)

48% (2012)

45% (2008)

58% (2011)

41% (2008)

89% (2010)

50% (2017)

0% (1970)