This is true; this number is the estimate from the years 2003- 2010. About 7 Million of these people are of Micronesian descent, including from Papua Guinea and Fiji..
What two groups to which a person in early West Africa may have owed loyalty?
The two groups were the family and age-sets
Source: https://quizlet.com/101266428/ss-7th-early-west-african-society-flash-cards/