69% (2020)

62% (2017)

44% (2004)

58% (2015)

57% (1997)

0% (1964)

0% (1970)

53% (1985)

0% (1976)

0% (1961)

0% (1972)

60% (1978)

0% (2009)

80% (2018)

58% (2009)

0% (1997)

90% (1977)

0% (1972)

80% (1970)

90% (1966)