50% (1971)

60% (1980)

62% (1995)

67% (2009)

72% (2025)

0% (1986)

65% (1993)

33% (1970)

0% (2026)

59% (1972)

72% (2003)

45% (1975)

56% (1954)

55% (2005)

40% (2005)

66% (2007)

0% (1979)

0% (2021)

0% (1992)

68% (2017)