64% (2000)

75% (1996)

65% (2011)

59% (2001)

60% (2003)

71% (1996)

72% (2014)

70% (2007)

76% (1994)

75% (2005)

65% (1997)

55% (2006)

49% (2013)

60% (2000)

69% (2007)

59% (2001)

55% (2010)

67% (2007)

59% (2017)

64% (2003)