78% (2003)

64% (2007)

73% (2003)

57% (2008)

77% (2008)

69% (2005)

64% (2014)

67% (2005)

68% (2006)

58% (1991)

75% (2002)

69% (2021)

76% (1996)

63% (2008)

72% (2015)

52% (2018)

80% (2011)

71% (1992)

71% (2017)

62% (2015)