1. Niger (~100%, 2009)
2. Sri Lanka (99%, 2009)
3. Malawi (99%, 2009)
4. Indonesia (99%, 2009)
5. Yemen (99%, 2009)
6. Thailand (94%, 2015)
7. Armenia (93%, 2015)
8. Bangladesh (93% in 2015, ~100%, 2009)
9. Georgia (93%, 2015)
10. Morocco (93%, 2015)