73% (2002)

47% (2020)

45% (2015)

31% (1996)

57% (2023)

65% (2005)

60% (1991)

62% (1985)

54% (1976)

55% (1955)

56% (1965)

60% (2016)

75% (2011)

60% (2008)

60% (2025)

68% (2000)

64% (2019)

62% (2009)

79% (2012)

62% (1988)