51% (2006)

67% (2016)

71% (2023)

61% (1975)

72% (2018)

61% (2010)

59% (2023)

66% (1971)

64% (2019)

69% (1970)

63% (2020)

66% (2011)

53% (1996)

69% (1960)

50% (2000)

57% (2015)

62% (2009)

0% (2024)

70% (1969)

78% (1999)