72% (1994)

70% (2011)

67% (2001)

40% (1981)

35% (2009)

70% (2024)

74% (2005)

50% (1963)

62% (2017)

55% (1968)

70% (2012)

70% (2022)

68% (2009)

79% (2014)

70% (1989)

72% (2023)

57% (2015)

71% (2015)

72% (2014)

87% (2010)