61% (2021)

51% (1998)

56% (2001)

38% (1992)

49% (1997)

64% (1973)

61% (2008)

37% (2008)

32% (1996)

45% (2005)

53% (1963)

45% (2011)

58% (2008)

71% (2022)

44% (2016)

50% (2011)

56% (2022)

52% (2017)

60% (2010)

42% (1984)