94% (2007)

75% (1999)

70% (1987)

73% (2003)

0% (2019)

82% (2020)

82% (2013)

68% (1988)

80% (1957)

10% (2019)

64% (2011)

70% (2019)

62% (2012)

0% (2009)

73% (1991)

42% (2010)

0% (2006)

70% (2005)

48% (1975)

83% (2004)