70% (2007)

70% (2013)

0% (2007)

43% (1992)

57% (2008)

90% (2012)

45% (1995)

0% (2013)

5% (2014)

58% (2013)

0% (2018)

71% (2008)

0% (2017)

84% (2000)

0% (2010)

51% (2016)

60% (2009)

0% (2000)

0% (2008)

35% (2006)