67% (1999)

46% (2004)

66% (2004)

67% (2008)

68% (2010)

65% (2009)

73% (2016)

60% (2016)

68% (2007)

72% (2012)

61% (2010)

62% (2011)

58% (2002)

66% (2000)

54% (2001)

65% (1999)

52% (2004)

57% (2003)

63% (2001)

60% (2007)