76% (2006)

58% (2020)

61% (2009)

49% (1997)

61% (2010)

60% (2007)

69% (2002)

50% (2000)

56% (2009)

53% (2003)

65% (2008)

64% (1999)

61% (2001)

56% (2006)

63% (2001)

64% (2023)

0% (1970)

35% (1999)

0% (1970)