69% (2024)

74% (2019)

77% (2008)

67% (1997)

69% (2005)

59% (2018)

70% (2007)

64% (2004)

58% (1999)

61% (2014)

77% (2000)

54% (2003)

74% (2017)

70% (1996)

69% (1986)

56% (2022)

54% (2009)

68% (1999)

50% (2001)

74% (2002)