Bringing Definition to the Unfinished Task
| The Mandarin Chinese have a combined population of over 834,000,000 (all countries of residence).
| 2,001,000,000 individuals live in people groups (5,235) with very few, if any, believers.
| Only 60 people groups comprise 50% of the world's population.
| Of Iran's 93 people groups, all but eight are least-reached, and all of the eight are expatriate groups.
| East and Southern Africa is the least urbanized (31%) region of the world. (World Factbook 2011)