64% (2000)

56% (2007)

62% (2001)

59% (2006)

56% (2003)

53% (1996)

56% (2017)

60% (2006)

66% (2007)

63% (2014)

55% (2001)

67% (2001)

60% (1992)

57% (1999)

66% (2007)

57% (2001)

57% (2007)

44% (2002)

61% (1999)

63% (2008)