63% (1999)

69% (2013)

62% (1979)

54% (1986)

70% (2011)

67% (1992)

69% (2002)

67% (1978)

47% (2017)

46% (2018)

45% (1994)

64% (1992)

66% (2013)

64% (1996)

72% (2003)

59% (2016)

63% (2014)

64% (1993)

74% (2009)

68% (2019)