80% (1988)

58% (2023)

71% (1992)

69% (2007)

78% (2002)

63% (2010)

70% (2007)

72% (2008)

68% (2004)

63% (2010)

68% (2014)

53% (1999)

72% (2004)

66% (2015)

70% (2007)

60% (2010)