20% (1998)

76% (2007)

51% (1995)

81% (2005)

73% (1998)

86% (2017)

60% (2003)

62% (2003)

20% (2017)

60% (2014)

85% (2002)

30% (1990)

20% (2004)

53% (2016)

20% (2004)

76% (2006)

0% (2008)

20% (1997)

27% (2002)

70% (2001)