55% (2005)

67% (1998)

54% (2012)

59% (2010)

68% (2020)

66% (2007)

71% (2022)

67% (1994)

61% (2009)

65% (2021)

66% (2023)

63% (2011)

57% (2015)

69% (1987)

72% (2018)

47% (1979)

53% (1986)

66% (1996)

54% (2011)

64% (2009)