66% (2004)

56% (2015)

56% (2003)

48% (2015)

45% (2010)

53% (2001)

57% (2005)

51% (2006)

66% (2004)

48% (2011)

53% (2012)

55% (2013)

55% (2001)

62% (2014)

45% (2021)

60% (2007)

58% (2013)

56% (2005)

55% (2021)

0% (1970)