70% (2002)

70% (1994)

76% (2018)

65% (2019)

70% (2005)

62% (2012)

66% (1995)

71% (1975)

70% (2017)

54% (1993)

64% (1999)

70% (2006)

46% (1986)

72% (2013)

62% (1993)

30% (2015)

70% (2014)

70% (1985)

50% (1988)

58% (1987)