60% (1968)

50% (1967)

73% (2015)

60% (1955)

20% (1974)

43% (1960)

35% (1951)

0% (1981)

0% (1995)

0% (1969)

0% (2009)

0% (2016)

0% (1986)

0% (1983)

60% (2010)

70% (2021)

0% (1987)

62% (2011)

70% (2024)

50% (1959)