52% (2006)

82% (2003)

66% (2004)

28% (1997)

67% (1984)

38% (2000)

62% (1987)

82% (2020)

47% (2001)

70% (2021)

50% (2003)

78% (2008)

67% (1999)

65% (2004)

62% (2007)

0% (2009)

49% (2011)

51% (2002)

66% (2021)

52% (2009)