51% (2009)

42% (2010)

63% (2014)

58% (2006)

23% (2015)

58% (1999)

69% (1989)

20% (1999)

58% (1998)

30% (1976)

49% (2005)

64% (2004)

60% (2004)

72% (2022)

41% (2014)

75% (2013)

65% (2009)

57% (2008)

43% (2003)

70% (2016)