Sample characteristics: Liberia
| Census/survey characteristics | |
| Type | Census |
| Title | 1974 Population and Housing Census |
| Statistical agency | Ministry of Planning and Economic Development |
| Population universe | Residents of Liberia at the time of the census |
| De jure or de facto | De jure |
| Census/survey day | February 1, 1974 |
| Field work period | -- |
| Questionnaire | Single form with sections on individuals and housing characteristics and amenities. |
| Type of fieldwork | Direct enumeration |
| Microdata sample characteristics | |
| Sample design | Sample represents approximately 10 percent of each of the cells obtained by the cross classification of 17 broad age groups, two sex categories and two divisions of working and non-working. The sample selected from each of the 68 strata is considered representative of the Liberian population. |
| Sample fraction | 0.1 |
| Sample size (person records) | 150256 |
| Sample weights | Self-weighting (expansion factor=10) |
| Units identified in microdata | |
| Dwellings | No |
| Vacant units | No |
| Households | No |
| Collective dwellings | No |
| Smallest geography | District |
| Unit definitions | |
| Dwellings | -- |
| Households | -- |
| Collective dwellings | Institutions where people reside on a permanent or semi-permanent basis and in which the residents are identified with the institution rather than with any family relationship. |
| Census/survey characteristics | |
| Type | Census |
| Title | 2008 National Population and Housing Census |
| Statistical agency | Liberia Institute of Statistics and Geo-Information Services (LISGIS) |
| Population universe | Persons who spent the reference night in a household in Liberia |
| De jure or de facto | De facto |
| Census/survey day | March 21, 2008 to March 30, 2008 |
| Field work period | March 21, 2008 to March 30, 2008 |
| Questionnaire | Single form with sections on individuals, housing characteristics, housing amenities, agriculture and deaths. |
| Type of fieldwork | Direct enumeration |
| Microdata sample characteristics | |
| Sample design | Systematic sample of every 10th household with a random start, drawn by the Minnesota Population Center. |
| Sample fraction | 0.1 |
| Sample size (person records) | 348057 |
| Sample weights | Self-weighting (expansion factor=10) |
| Units identified in microdata | |
| Dwellings | No |
| Vacant units | No |
| Households | Yes |
| Collective dwellings | Yes |
| Smallest geography | County |
| Unit definitions | |
| Dwellings | -- |
| Households | -- |
| Collective dwellings | -- |