70% (1994)

69% (2005)

70% (2002)

71% (1975)

65% (2019)

76% (2018)

62% (2012)

70% (2017)

66% (1995)

70% (2006)

52% (1993)

65% (2000)

72% (2013)

44% (1986)

69% (1985)

58% (1987)

70% (2014)

30% (2015)

70% (2018)

0% (2024)