69% (2022)

71% (2007)

70% (2017)

72% (2009)

69% (2003)

73% (2008)

61% (2014)

73% (1979)

69% (2017)

60% (2014)

66% (2005)

55% (2015)

51% (2017)

71% (2009)

62% (2019)

56% (2015)

58% (2010)

50% (2013)

70% (2020)

49% (2020)