0% (1988)

73% (2005)

68% (1997)

60% (2002)

58% (1988)

78% (2009)

43% (2014)

75% (1998)

50% (1990)

62% (1999)

63% (2012)

70% (2004)

76% (1992)

67% (2008)

71% (2019)

40% (1985)

70% (2005)

73% (2010)

77% (2022)

80% (2023)