61% (2002)

56% (2021)

40% (2017)

49% (2010)

60% (1990)

56% (1985)

45% (2004)

65% (1987)

56% (2012)

68% (1979)

57% (2009)

55% (1991)

48% (2003)

48% (2011)

50% (2009)

57% (2020)

58% (1975)

58% (1988)

62% (2018)

40% (1996)