83% (1995)

67% (1999)

69% (2011)

53% (2004)

69% (1995)

66% (1997)

67% (1998)

66% (2008)

70% (1993)

66% (1996)

60% (2004)

75% (2005)

69% (1999)

63% (2013)

73% (2010)

60% (2009)

68% (2000)

66% (1997)

68% (1994)

62% (1994)