Yemen, Rep. of
Title of the survey:
Labour force sample survey for the year 1999.
Organization responsible for the survey:
Planning and conduct of the survey:
Central Statistical Organization and Ministry of Labour and Vocational Training.
Analysis and publication of the results:
Central Statistical Organization.
Topics covered:
Employment, unemployment, hours of work, wages, duration of employment, duration of unemployment, discouraged workers, occasional workers, industry, current and past occupation, status in employment, and education level.
Coverage of the survey:
Geographical:
Whole country except islands of Soqotra and Kamaran and remote desert areas in Hadhramout and Al-Jouf. The cost of conducting the survey in these areas is high and the proportion of population insignificant.
Population groups:
Excluded are persons living in hospitals, camps, hotels, motels, dormitories and other institutional compounds, nomads, and persons living abroad during survey period and homeless persons without permanent place of living.
Availability of estimates from other sources for the excluded areas/groups:
Estimates based on the 1994 census exist for population in islands and remote areas (Muderias), nomadic population and population living in institutions.
Groups covered by the survey but excluded from the published results:
Foreigners.
Periodicity:
Conduct of the survey:
Occasional.
Publication of results:
Following each survey.
Reference periods:
Employment:
Fixed reference week.
Seeking work:
One month.
Availability for work:
Two weeks.
Concepts and definitions:
Employment:
Persons, 15 years old and over, who were worked even for one hour during the reference week in return for reward, wage or family earning, or who were temporarily away from work because of leave or sickness. (Questions on economic characteristics are however addressed to all persons 6 years of age and older.)
It includes:
- Persons who performed some work for pay or profit during the reference week but were subject to compulsory schooling, retired and receiving a pension, registered as jobseekers at an employment office, or receiving unemployment benefits.
- Full or part-time students working full or part-time.
- Paid and unpaid apprentices and trainees if associated with work.
- Persons engaged in production of goods for own final use.
- Unpaid family workers at work or temporarily absent from work during the reference week.
- Members of the armed forces including conscripts, volunteers and career officers, and persons engaged in civilian service equivalent to military service.
Excluded are:
- Persons engaged in production of services for their household.
- Persons on temporary or indefinite lay-off without pay and persons on unpaid leave initiated by the employer.
Unemployment:
Persons, 15 years old and over, not employed during the reference week, who were capable and ready to work within two weeks of the date of the interview, and have taken steps to search for work during the month prior the survey period.
It includes:
- Persons on temporary or indefinite lay off without pay.
- Persons without work and current available and looking for work who had made arrangements to start a new job on a date subsequent to the reference week.
- Persons without work and currently available and looking for work trying to establish their own enterprise.
- Persons without work, available for work, but not seeking work during the month prior to the survey period for specific reasons.
- Full or part-time students seeking full or part-time work.
- Persons who were seeking or available for work but were subject to compulsory schooling or retired and receiving a pension.
Underemployment:
Time-related underemployment:
No information.
Inadequate employment situations:
No information.
Hours of work:
Total number of hours actually worked in the main job in each working day of the reference week. Total number of hours actually worked in the secondary job during the reference week.
Employment-related income:
Income from paid employment:
Total wages and salaries of paid employees before income taxes and other fees, whether in cash or in kind, received on daily, weekly, fortnightly or monthly basis, including vacation allowances and incentives, and similar payments. Wages refer to the last payment received. Data are collected for the main job and secondary jobs separately.
Income from self-employment:
No information.
Informal sector:
Usual activity:
Classifications:
Branch of economic activity (industry):
Title of the classification:
No information.
Population groups classified by industry:
Employed and unemployed persons with previous work experience.
Number of groups used for coding:
At third level of the classification.
Links to ISIC:
ISIC-Rev.3 at the third digit.
Occupation:
Title of the classification:
No information.
Population groups classified by occupation:
Employed and unemployed persons with previous work experience.
Number of groups used for coding:
At the fourth level of the classification.
Links to ISCO:
ISCO-1988 at the fourth digit.
Status in employment:
Title of the classification:
No information.
Population groups classified by status in employment:
Employed persons only.
Groups used for classification:
Paid employee. Work owner. Working on his or her own. Working for family without wage. Working for others without wage.
Links to ICSE:
ICSE-1993.
Education:
Title of the classification:
No information.
Population groups classified by education:
All persons 10 years of age and over.
Groups used for classification:
Illiterate. Can read and write; primary; unified. Elementary/basic; institute and vocational training center; technical and vocational secondary school; general secondary school; diploma after secondary school; university; higher studies (post graduate).
Links to ISCED:
Certain groups linked to ISCED-1997.
Sample size and design:
Ultimate sampling unit:
Household.
Sample size (ultimate sampling units):
19 955 households.
Overall sampling fraction:
0.92%.
Sample frame:
Master sample frame constructed for the 1999 National Poverty Survey based on the list of Enumeration Areas of the 1994 Population Census. The Master Sample Frame was stratified into 20 Governorates and within each Governorate into urban and rural areas. A sub-sample of the 1999 National Poverty Survey was selected for the 1999 Labour Force Survey.
Updating of the sample:
Updating of the sample was carried through the household listing process in each selected enumeration area.
Rotation:
Scheme:
None.
Percentage of units remaining in the sample for two consecutive survey rounds:
Maximum number of interviews per sample unit:
Length of time for complete renewal of the sample:
Field work:
Type of interview:
Personal interview.
Number of ultimate sampling units per sample area:
15 households in rural areas and 20 households in rural areas.
Duration of field work:
Total:
20 days from 13th November to 2nd December 1999.
Per sample area:
One day per team of three interviewers covering 15 rural households or 20 urban households.
Survey organization:
Ad-hoc.
Number of field staff:
About 253 interviewers, 81 team leaders and 20 supervisors.
Substitution of non-responding ultimate sampling units:
No information provided.
Estimation and adjustments:
Total non-response rate:
4.4%.
Adjustment for total non-response:
No information provided.
Imputation for item non-response:
No.
Adjustment for areas/population not covered:
Yes.
Adjustment for undercoverage:
No information provided.
Adjustment for overcoverage:
No information provided.
Adjustment for seasonal variations:
No.
History of the survey:
Title and date of the first survey:
Labour force sample survey, 6th December 1991.
Significant changes or revisions:
Not applicable.
Documentation and dissemination:
Documentation:
Survey results:
Final Report. 1999 Labour Force Survey Results
Survey methodology:
In Final Report.
Dissemination:
Time needed for initial release of survey results:
One year. Data for 1999 published in November 2000.
Advance information of public about date of initial release:
No information provided.
Availability of unpublished data upon request:
No information provided.
Availability of data in machine-readable form:
Tabulated data available in diskettes on request, and through the Labour Market Information System.
Website: