Answer:
By 1700 there were 27,817 enslaved Africans in British North America. In 1740, there were 150,024. By 1770, the number of slaves had grown to 462,000, about one-fifth of the total colonial population.
Step-by-step explanation:
(i know that this isn't exactly what you might be looking for but never the less i hope this helps you in some way)