69% (1994)

70% (2002)

75% (2018)

71% (2017)

66% (2019)

69% (2005)

62% (2012)

66% (1995)

71% (1975)

70% (2006)

0% (2024)

44% (1986)

72% (2013)

56% (1993)

61% (2007)

65% (2000)

69% (1985)

35% (2011)

50% (1988)

30% (2015)