45% (1983)

31% (2010)

48% (1995)

41% (2000)

34% (2000)

57% (2008)

57% (2009)

48% (1995)

60% (2007)

53% (1949)

56% (1978)

52% (2005)

49% (2022)

58% (1992)

45% (1993)

57% (2002)

43% (1995)

48% (2005)

73% (2004)

60% (1996)