This particular corner of south Manchester has never really known a stable population.
Ms Dushi believes the rate is 2.2, just above the level needed for a stable population.
Officially the fertility rate stands at 1.7 births per couple, below the 2.1 required to maintain a stable population – and other estimates put it closer to 1.5.
"We're one of the wealthiest counties in the country, we have virtually no crime problem, no poverty problem, a wonderful tax base and a stable population," he said.
A growing population has more individuals in the lower age classes than does a stable population, and a declining population has more individuals in the older age classes than does a stable population (see population: Population composition).
The Japanese birthrate hovers around just 1.3 children per woman, far below the level required to maintain a stable population.
At the same time Japan's fertility rate, the average number of births per woman of child-bearing age, dropped to 1.34 last year, the lowest since 1947 and far lower than the 2.08 needed to maintain a stable population.
Since a rate of 2.1 is needed to maintain a stable population, nationalists, and others too, began worrying about extinction.This stung the provincial government into action.
In this case, we get a stable population distribution.
This combined with a stable population provides true population data that can accurately describe the region.
Moreover, data were collected from the only responsible trauma hospital in the region and from a stable population.
