33% (2003)

49% (1996)

58% (2009)

43% (2018)

38% (1991)

63% (1988)

57% (1982)

72% (2019)

44% (1999)

60% (2012)

75% (1964)

69% (2008)

64% (2005)

45% (1989)

73% (2023)

57% (1997)

61% (1967)

37% (2002)

57% (2011)

62% (1994)