72% (2006)

48% (2009)

70% (2021)

58% (1968)

66% (1972)

54% (2016)

57% (1970)

59% (2020)

47% (2003)

64% (2022)

69% (2023)

59% (2001)

49% (2010)

54% (1977)

65% (2002)

36% (1988)

42% (2019)

63% (1971)

51% (2007)

72% (1999)