68% (2020)

63% (2017)

44% (2004)

58% (2015)

0% (1988)

0% (2009)

0% (1997)

0% (1976)

50% (1981)

53% (1985)

58% (2011)

0% (1972)

0% (1964)

0% (1970)

90% (1977)

57% (1997)

0% (1972)

100% (2004)

58% (2009)

100% (1989)