53% (2020)

57% (2015)

61% (2017)

66% (2009)

53% (2019)

60% (2010)

68% (1987)

52% (2011)

56% (1980)

60% (2020)

57% (2011)

53% (2009)

58% (2000)

0% (1983)

63% (2008)

66% (2017)

61% (2016)

61% (1987)

59% (1969)

58% (2002)