20% (1998)

62% (2003)

55% (2018)

72% (2007)

60% (2014)

60% (2003)

0% (2008)

51% (1995)

20% (2004)

0% (2009)

81% (2005)

84% (2017)

20% (2004)

20% (2017)

40% (2000)

65% (2016)

20% (1997)

55% (2000)

77% (2006)

60% (1991)