63% (1994)

40% (1997)

76% (2005)

71% (1995)

68% (2008)

85% (1996)

50% (1997)

53% (2003)

68% (2007)

66% (2001)

60% (2003)

68% (1995)

66% (2007)

62% (2006)

70% (2004)

100% (2002)

55% (1993)

74% (2002)

75% (1995)

74% (2001)