55% (1998)

65% (2004)

59% (2019)

58% (2010)

51% (2020)

50% (2015)

50% (1998)

69% (2015)

60% (2010)

59% (2016)

79% (2017)

68% (2018)

56% (1980)

61% (2017)

32% (2009)

56% (2019)

61% (2000)

50% (1991)

70% (2000)

73% (1962)