62% (2012)

70% (2017)

72% (1975)

46% (1986)

62% (1993)

66% (1995)

64% (1999)

70% (2014)

70% (1985)

72% (2013)

58% (1987)

35% (2011)

30% (2015)

64% (2007)

0% (2002)

50% (1988)

58% (2018)

20% (1996)

0% (1970)

70% (2018)