60% (1992)

60% (2000)

0% (1998)

35% (1988)

40% (2003)

80% (2002)

70% (2007)

70% (2000)

50% (2018)

67% (1992)

76% (2002)

0% (2006)

32% (2005)

30% (2004)

68% (1999)

0% (2001)

0% (1990)

73% (2002)

0% (2005)

0% (1988)