asked the Taoiseach the estimated figures for net emigration for each of the years 1971 to 1977.
Written Answers. - Emigration Figures.
171.
The only reliable estimates of migration flows are those for net migration compiled for intercensal periods by relating successive population figures to data for births and deaths in the same periods.
A crude indicator of the annual trend of net migration is provided by the figures for net passenger movement by sea and air. These figures have in the past shown the correct direction of the net migration flow and provided an indication of its general order of magnitude.
The net passenger movement by sea and air for the 12 month period ending in February for the years 1971 to 1978 is as follows:
12-month Period ending in February
|
1971 |
- |
7,200 |
|
1972 |
+ |
1,300 |
|
1973 |
+ |
4,700 |
|
1974 |
+ |
6,600 |
|
1975 |
+ |
10,300 |
|
1976 |
+ |
2,200 |
|
1977 |
- |
6,700 |
|
1978 |
- |
11,000 |
- indicates outward balance
+ indicates inward balance