0% (1992)

0% (1998)

0% (1990)

30% (1988)

12% (2005)

72% (2007)

0% (1990)

0% (2005)

68% (1999)

0% (2001)

0% (1993)

73% (2002)

60% (2018)

80% (2002)

0% (2009)

65% (2000)

77% (2002)

0% (1994)

69% (1984)

0% (2006)