58% (2005)

68% (1998)

56% (2004)

59% (2006)

63% (2003)

58% (2009)

59% (2010)

58% (2003)

67% (1996)

59% (2000)

62% (1995)

66% (2016)

62% (2012)

63% (1998)

62% (1998)

47% (1995)

62% (2005)

61% (1994)

57% (2007)

56% (2005)