Table 2: The total number of research-persons by the phase of collecting and entry for the NetherlandsSee also the numbers for the main regions, or go back to the state of affairs.
|Netherlands||1863-1882||1883-1922||Total birth period 1863-1922|
|N||% of total||N||% of total||1 Sept 2006||1 Jan 2005||1 Sept 2004|
|Total number of research-persons||16499||25324||41823|
|1. Data-collection 1: persons followed in region of birth||16499||100||25324||100||41823||100||86,7||80.0|
|2. Data-collection 2: a.o. migration trajectories||15500||93.3||25125||99.2||40625||97.1||75.6||68.7|
|3. Data entry||10600||64.2||19500||77||30100||72||31.2||23.1|
|4. Checking of data entry||6735||40.8||15402||60.8||22137||52.9||13.7||12.5|
|5. Finished: number of marriage-certificates||6040||a50.9||6901||b||15641||c47.4||38.7||33.8|
|6. Finished: Life courses (population register)||2460||14.9||4800||>19||7260||17.4||11.0||9.2|
Explanation: the numbers of phase 3, 4 and 6 are estimations and not exact counts.
a Calculation was based on the total amount of 11,999 expected marriage-certificates.
b Calculation was based on the total amount of 20,961 expected marriage-certificates.
c Calculation was based on the total amount of 32,960 expected marriage-certificates.