62% (2007)

65% (2017)

64% (2014)

47% (2017)

35% (2001)

22% (1997)

40% (2015)

54% (2010)

51% (2009)

50% (2008)

21% (2004)

61% (2004)

68% (2009)

59% (2022)

0% (1970)