50% (2000)

57% (1994)

50% (2003)

30% (2001)

51% (1996)

75% (2015)

45% (1997)

0% (1997)

0% (1970)

70% (2015)

68% (2009)

0% (1970)

0% (1993)

55% (2013)

0% (1970)

0% (1999)

0% (1970)

0% (1970)

0% (2009)

70% (2006)