78% (1951)

71% (1998)

67% (2005)

70% (2012)

71% (2019)

70% (2015)

61% (2009)

62% (2004)

59% (2021)

62% (2015)

52% (1977)

75% (2023)

43% (1977)

72% (2011)

67% (2014)

33% (1987)

59% (2009)

57% (1985)

0% (2024)

0% (2025)