Sample characteristics: Mali
| Census/survey characteristics | |
| Type | Census |
| Title | General Census of Population and Housing 1987 |
| Statistical agency | Central Bureau of the Census |
| Population universe | All persons residing in the national territory, excluding diplomats and their families temporarily in Mali, foreign diplomats and their families, army personnel and military police, household members who left more than six months prior to the census. |
| De jure or de facto | De jure and de facto |
| Census/survey day | April 14, 1987 |
| Questionnaire | A single form with sections on dwellings, individuals, and birth and death events. |
| Type of fieldwork | Direct enumeration via house-to-house visits and personal interviews. |
| Microdata sample characteristics | |
| Sample design | Systematic sample of every 10th household with a random start, drawn by the IPUMS |
| Sample fraction | 0.1 |
| Sample size (person records) | 785384 |
| Sample weights | Self-weighting (expansion factor = 10). |
| Units identified in microdata | |
| Dwellings | No |
| Vacant units | No |
| Households | Yes |
| Collective dwellings | No |
| Smallest geography | District |
| Unit definitions | |
| Dwellings | A structure used for habitation with walls and a roof or mobile housing such as a nomad tent, boat, or train car occupied at the time of the census. |
| Households | A household is a group of individuals, related or not, who are living together under the same roof and under the responsibility of a head of household whose authority is recognized by all members of the household. |
| Collective dwellings | An institutional household is a group of persons living together for reasons of study, health, work, travel, incarceration or common interest. |
| Census/survey characteristics | |
| Type | Census |
| Title | General Census of Population and Housing 1998 |
| Statistical agency | Central Bureau of the Census |
| Population universe | All persons residing in the national territory, excluding diplomats and their families temporarily in Mali, foreign diplomats and their families, army personnel and military police, household members who left more than six months prior to the census. |
| De jure or de facto | De jure and de facto |
| Census/survey day | April 14, 1998 |
| Questionnaire | A single form with sections on dwellings, individuals, and birth and death events. |
| Type of fieldwork | Direct enumeration via house-to-house visits and personal interviews. |
| Microdata sample characteristics | |
| Sample design | Systematic sample of every 10th household with a random start, drawn by the IPUMS |
| Sample fraction | 0.1 |
| Sample size (person records) | 991330 |
| Sample weights | Self-weighting (expansion factor = 10). |
| Units identified in microdata | |
| Dwellings | No |
| Vacant units | No |
| Households | Yes |
| Collective dwellings | Yes |
| Smallest geography | District |
| Unit definitions | |
| Dwellings | A structure used for habitation with walls and a roof or mobile housing such as a nomad tent, boat, or train car occupied at the time of the census. |
| Households | A household is a group of individuals, related or not, who are living together under the same roof and under the responsibility of a head of household whose authority is recognized by all members of the household. |
| Collective dwellings | An institutional household is a group of persons living together for reasons of study, health, work, travel, discipline or common interest. |
| Census/survey characteristics | |
| Type | Census |
| Title | Fourth General Census of Population and Housing 2009 |
| Statistical agency | Central Bureau of the Census |
| Population universe | All persons residing in the national territory, excluding diplomats and their families temporarily in Mali, foreign diplomats and their families, army personnel and military police, household members who left more than six months prior to the census. |
| De jure or de facto | De jure and de facto |
| Census/survey day | April 14, 2009 |
| Field work period | April 1, 2009 to April 14, 2009 |
| Questionnaire | A single form with sections on dwellings, individuals, emigration, and death events. |
| Type of fieldwork | Direct enumeration via house-to-house visits and personal interviews. |
| 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) | 1451856 |
| Sample weights | Self-weighting (expansion factor = 10). |
| Units identified in microdata | |
| Dwellings | No |
| Vacant units | No |
| Households | Yes |
| Collective dwellings | No |
| Smallest geography | District |
| Unit definitions | |
| Dwellings | A structure used for habitation with walls and a roof or mobile housing such as a nomad tent, boat, or train car occupied at the time of the census. |
| Households | A household is an individual or a group of individuals, related or not, who are living under the same roof under the responsibility of a head of household whose authority is recognized by all members of the household. |
| Collective dwellings | A communal household is a group of persons living together for reasons of study, health, work, travel, discipline, or common interest. |