60% (2012)

50% (2005)

0% (2003)

70% (1989)

71% (1990)

60% (2006)

70% (2002)

40% (2003)

77% (2005)

60% (1996)

0% (2007)

0% (2008)

0% (1998)

0% (2009)

61% (1993)

55% (1993)

66% (2015)

0% (2008)

70% (2019)

70% (2007)