58% (1976)

55% (1994)

61% (2011)

72% (1956)

75% (2015)

61% (1991)

43% (2010)

0% (2008)

25% (1993)

70% (1974)

77% (2021)

57% (2011)

69% (2000)

52% (1992)

64% (2001)

69% (2009)

80% (1968)

67% (1966)

62% (1990)

61% (2000)