69% (2003)

60% (2000)

64% (2023)

72% (2015)

79% (2004)

58% (2022)

56% (2003)

72% (2018)

64% (2015)

86% (2015)

66% (2010)

66% (2007)

59% (1988)

71% (2017)

64% (1981)

75% (1968)

62% (2013)

55% (2018)

72% (2005)

49% (2020)