45% (1988)

68% (2007)

0% (2013)

57% (2005)

66% (1980)

66% (1991)

66% (2003)

66% (1971)

39% (1977)

40% (2006)

43% (2020)

40% (1986)

0% (1988)

10% (2001)

52% (1968)

54% (1964)

62% (1974)

54% (2017)

80% (2004)

0% (2025)