69% (2015)

74% (2019)

0% (2020)

64% (1999)

52% (2010)

95% (1987)

65% (2014)

66% (2018)

34% (2008)

0% (1970)

62% (2009)

58% (2015)

68% (2008)

63% (2004)

56% (2010)

60% (2002)

71% (2011)

70% (2013)

66% (1997)

77% (2024)