59% (2019)

53% (2016)

59% (2017)

58% (2002)

62% (2018)

56% (2018)

73% (2010)

57% (1975)

60% (1996)

58% (2007)

63% (2005)

60% (2007)

60% (2020)

65% (2017)

71% (1960)

55% (2009)

57% (2017)

59% (2007)

60% (2009)

63% (1997)