61% (2013)

57% (2014)

55% (1987)

64% (2012)

69% (2011)

70% (2014)

61% (1977)

72% (2005)

58% (2023)

55% (2010)

64% (1975)

52% (2002)

69% (2023)

70% (2006)

55% (2019)

53% (2016)

54% (2013)

69% (2020)

76% (2023)

64% (2022)