35% (2017)

53% (2014)

48% (2012)

73% (1986)

0% (2006)

100% (2011)

70% (2007)

0% (2004)

70% (2003)

57% (2011)

0% (2009)

45% (2015)

50% (2007)

0% (2012)

0% (2014)