Thus, considering the whole time, then in the third ky1976-1989 migration flows, the flow of immigrants towards the North-South accounts for the highest proportion (51%), followed by South-South (32%), at least is north-north accounted for only 17% of the increase over the period continued to rise, but the growth rate decreased. Period 1976-1980 increased 695 thousand, to the stage from 1981 to 1985 increased by 420 thousand persons only to the period from 1986 to 1989 and also further increase at only 160.4 thousand. The increase over the year mainly due to the number of migrants towards the North-South increased, the remaining two directions not only increases but also significantly reduced.
- Spontaneous migration:
Besides the exodus has organized State plans exist migration flows freely. Characteristics of migration flows are the people weigh and decide together with capital and their calculations.
Table 3: Number of free migration in a number of provinces have large-scale migration period 1976-1990
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