59% (1993)

69% (1992)

65% (1986)

68% (1992)

67% (1990)

61% (2016)

64% (2003)

20% (1991)

59% (2002)

38% (1993)

61% (1991)

69% (2013)

53% (2009)

45% (1998)

59% (1999)

36% (2016)

58% (1983)

61% (1998)

39% (2016)

49% (1991)