62% (2015)

66% (2007)

62% (2011)

55% (2011)

50% (2006)

60% (2016)

30% (2012)

62% (2010)

55% (2008)

66% (2017)

49% (2008)

0% (2017)

59% (2011)

71% (2014)

52% (1986)

0% (2008)