66% (2011)

65% (2009)

58% (2005)

64% (2009)

56% (2007)

61% (1997)

67% (2010)

75% (2010)

60% (2006)

66% (2008)

61% (2006)

54% (2009)

69% (2011)

53% (2008)

63% (2010)

67% (2006)

70% (2024)

62% (2002)

70% (2013)

60% (2004)