69% (2022)

72% (2009)

71% (2007)

69% (2003)

68% (2017)

66% (2005)

70% (2017)

73% (2008)

59% (2014)

73% (1979)

61% (2014)

51% (2017)

56% (2015)

70% (2025)

62% (2019)

55% (2015)

71% (2009)

50% (2013)

65% (2020)

58% (2010)