70% (1995)

45% (1997)

35% (2000)

60% (1979)

34% (1992)

38% (2005)

50% (2018)

51% (2008)

72% (2010)

35% (2009)

56% (1992)

30% (1995)

52% (2002)

0% (2003)

0% (2003)

62% (1996)

70% (2012)

70% (2010)

59% (2003)

0% (2017)