78% (2006)

0% (1989)

0% (1985)

0% (1989)

0% (1991)

0% (2006)

0% (1976)

0% (1991)

91% (1994)

70% (2000)

80% (2005)

0% (1988)

50% (1999)

80% (1997)

72% (2009)

40% (2003)

78% (1997)

0% (2012)

75% (2002)

80% (2024)