20% (2015)

74% (1995)

20% (2017)

0% (2007)

0% (2000)

0% (2007)

30% (2016)

20% (1993)

20% (2006)

20% (2005)

35% (2004)

55% (2007)

20% (2005)

20% (1997)

15% (2000)

20% (2007)

20% (1994)

23% (2006)

80% (2015)

20% (2000)