59% (1999)

67% (2000)

27% (1992)

35% (1998)

70% (1991)

52% (1977)

67% (1975)

63% (1971)

67% (2011)

52% (2011)

57% (1983)

53% (2016)

44% (2017)

62% (2017)

43% (2001)

100% (1987)

0% (2005)

59% (1989)

50% (1990)

48% (1995)