61% (2023)

62% (2009)

70% (2019)

56% (2016)

61% (1981)

57% (2012)

53% (1971)

54% (2015)

65% (2007)

48% (2011)

62% (1970)

60% (2006)

57% (2017)

50% (2017)

72% (2007)

39% (1977)

60% (2010)

67% (1990)

52% (2018)

73% (1980)