64% (1985)

46% (2003)

54% (2006)

67% (2014)

58% (2008)

70% (1999)

62% (2019)

55% (2016)

61% (1977)

68% (2012)

65% (2001)

63% (2004)

70% (2004)

75% (1987)

50% (1969)

75% (2011)

69% (2018)

54% (2018)

62% (2016)

69% (2013)