72% (2004)

69% (2016)

68% (2010)

71% (2008)

68% (2018)

72% (2013)

70% (2018)

63% (1987)

72% (2019)

84% (1994)

63% (2016)

49% (1990)

67% (1992)

69% (2014)

68% (2004)

61% (1990)

64% (2014)

71% (2014)

44% (2005)

69% (2020)