69% (2000)

0% (2002)

82% (1996)

68% (1969)

70% (2003)

70% (2004)

47% (1990)

63% (1992)

60% (1990)

68% (1991)

80% (1999)

74% (1999)

43% (2006)

82% (1998)

72% (2011)

10% (2002)

74% (1994)

0% (1995)

47% (2011)

73% (2010)