65% (1998)

58% (2014)

52% (2009)

58% (1996)

38% (2005)

55% (2009)

63% (2021)

60% (2007)

55% (2002)

66% (1971)

58% (1970)

50% (1985)

42% (2014)

53% (2016)

50% (2011)

48% (2004)

48% (2010)

61% (2018)

68% (2010)

0% (2000)