20% (2010)

70% (2007)

0% (2016)

80% (1996)

70% (2000)

80% (1999)

57% (2014)

65% (1990)

62% (1997)

50% (1994)

75% (1996)

55% (2003)

68% (2005)

0% (2003)

80% (1994)

10% (2005)

40% (1999)

70% (1991)

65% (2015)

70% (1999)