77% (2022)

64% (1991)

64% (2005)

71% (2018)

64% (2012)

52% (2001)

65% (2024)

64% (2012)

56% (2020)

70% (2015)

63% (2014)

61% (1977)

68% (2019)

57% (2013)

54% (2018)

70% (2023)

70% (2016)

68% (1971)

63% (2000)

65% (2004)