64% (2022)

68% (2020)

70% (2022)

64% (2021)

67% (2019)

64% (2006)

59% (2022)

56% (2020)

62% (2015)

49% (2009)

62% (1988)

58% (2010)

80% (2018)

64% (2017)

44% (2017)

52% (2003)

55% (1997)

66% (2016)

74% (2016)

55% (2015)