71% (2024)

64% (2025)

65% (2017)

90% (1996)

48% (1975)

74% (2018)

56% (2019)

60% (2004)

75% (2017)

70% (1987)

67% (2015)

60% (2020)

57% (2006)

64% (2021)

48% (1957)

63% (2007)

72% (2016)

0% (2006)

68% (1976)

90% (2004)