80% (2004)

78% (2008)

69% (2000)

68% (2006)

68% (2003)

62% (2005)

62% (2009)

60% (2003)

58% (1993)

59% (2001)

55% (2002)

100% (2004)

60% (2008)

50% (1999)

0% (1995)

0% (2002)

0% (2021)

56% (2007)