70% (1974)

73% (1970)

64% (2020)

75% (1988)

50% (1969)

80% (2017)

55% (1983)

100% (1995)

56% (2007)

62% (2011)

59% (1986)

63% (1978)

58% (1992)

0% (1998)

53% (2015)

68% (1980)

50% (1981)

70% (1993)

0% (1983)

100% (2000)