63% (1998)

60% (1996)

50% (1995)

76% (2008)

40% (1989)

55% (2017)

55% (1999)

72% (2009)

48% (2008)

51% (2017)

67% (1996)

49% (1976)

64% (2012)

50% (2000)

63% (1991)

69% (1963)

60% (2015)

60% (1966)

40% (1968)

58% (1983)