59% (2006)

53% (2015)

52% (2017)

70% (1964)

68% (1978)

59% (1999)

55% (1993)

48% (1996)

41% (1981)

51% (1998)

32% (1978)

56% (1982)

32% (2005)

50% (2023)

43% (2002)

78% (2014)

54% (2018)

51% (2009)

51% (1996)

68% (2009)