60% (1970)

69% (1999)

67% (2016)

62% (2002)

57% (2015)

35% (1973)

64% (1990)

70% (2021)

71% (1980)

50% (1980)

60% (1991)

60% (1969)

39% (1990)

25% (2001)

58% (1991)

42% (1994)

45% (1992)

53% (1992)

71% (1999)

50% (1979)