This results from a much lower coverage (percent of addresses receiving mail on a given day), a higher population density and other unexplored route and topographical considerations.
The results show higher coverage, lower population density and all explored routes.
mnli hypothesis: The results show higher coverage, lower population density and all explored routes. premise: This results from a much lower coverage (percent of addresses receiving mail on a given day), a higher population density and other unexplored route and topographical considerations.