50% (2002)

0% (2009)

75% (2006)

0% (2007)

20% (1999)

20% (1990)

20% (2017)

65% (2003)

20% (2012)

20% (1995)

56% (2005)

0% (2012)

20% (2006)

71% (2009)

40% (2005)

20% (2008)

0% (2014)

50% (2011)

35% (1968)

0% (2018)