90% (2003)

70% (1991)

70% (1994)

70% (2008)

77% (1996)

0% (1990)

0% (2015)

40% (1990)

80% (1990)

10% (1970)

0% (2020)

0% (2006)

0% (2000)

0% (1970)

0% (1970)