- The study of internal migration based on the census or survey sample surveys and data.
- Immigration rate expatriate = number of immigrants to the region
× 100
The total number of people in the region
- Departure immigration rate = the number of immigrants from the region
× 100
The total number of people in the region
- The rate of net migration =
The number of immigrants to the region - the number of immigrants from the region
× 100
The total number of people in the region
- For a one-state area, the rate of migration of expatriate = migration rate of departure so the net migration rate = zero.
- But on the level of the region be of positive net migration attractions, and areas with a negative net migration expulsion.
- Areas where immigration Departure Immigration draw with population stabilization zones.
- The total immigration rate =
The number of immigrants to the region plus the number of immigrants from the region
× 100
The total number of people in the region
- There are quality age rates are calculated on the basis of
The number of immigrants in a certain age group
× 100
The total number of the population of this category
And have it for males and females separately.
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