0% (1972)

45% (1988)

60% (2007)

45% (1996)

0% (2002)

80% (2018)

50% (1997)

50% (2006)

85% (1991)

60% (1982)

0% (1969)

58% (2015)

72% (2012)

65% (2014)

70% (2005)

40% (1986)

60% (1964)

67% (2008)

58% (1948)

62% (1985)