70% (1995)

35% (2000)

38% (2005)

64% (2011)

59% (2003)

51% (2008)

34% (1992)

0% (1997)

0% (2003)

0% (2024)

70% (2010)

0% (2003)

35% (2009)

0% (2016)

30% (1995)

45% (1997)

60% (1979)

56% (1992)

0% (2012)

73% (2010)