Sample characteristics: Trinidad and Tobago
| Census/survey characteristics | |
| Type | Census |
| Title | Commonwealth Caribbean Population Census, 1970 Trinidad and Tobago |
| Statistical agency | Central Statistical Office |
| Population universe | All persons in Trinidad and Tobago at the specified Census moment. This includes information about "where they spent Census night" |
| De jure or de facto | De facto |
| Census/survey day | April 7, 1970 |
| Field work period | Pre enumeration runs from March 11, 1970 to April 2, 1970. |
| Questionnaire | Census Questinnaire - Form C1 |
| Type of fieldwork | Direct enumeration |
| Microdata sample characteristics | |
| Sample fraction | 0.1 |
| Sample size (person records) | 69349 |
| Sample weights | Self-weighting (expansion factor=13.4) |
| Units identified in microdata | |
| Dwellings | Yes |
| Vacant units | No |
| Households | Yes |
| Collective dwellings | Yes |
| Smallest geography | Region |
| Unit definitions | |
| Dwellings | A dwelling unit is any room or group of rooms used or intended to be used for living purposes and which has separate access to the street or to a common landing or staircase. |
| Households | Consists of one or more persons living together and sharing at least one of the main daily meals. Members are not necessarily related. |
| Collective dwellings | An institution is defined as living quarters in which the occupants live collectively for disciplinary, health, educational, religious, military, work, or other reasons. |
| Census/survey characteristics | |
| Type | Census |
| Title | 1980 Population and Housing Census |
| Statistical agency | Central Statistical Office |
| Population universe | All persons in Trinidad and Tobago at the specified Census moment. This includes information about "where they spent Census night" |
| De jure or de facto | De facto |
| Census/survey day | May 12, 1980 |
| Field work period | Pre enumeration begins 14 April, 1980 |
| Questionnaire | Single questionniare that contains 49 questions in 10 sections |
| Type of fieldwork | Direct enumeration |
| Microdata sample characteristics | |
| Sample design | Systematic sample of every tenth private dwelling drawn by the Minnesota Population Center from 100% microdata |
| Sample fraction | 0.1 |
| Sample size (person records) | 105464 |
| Sample weights | Self-weighting (expansion factor=10) |
| Units identified in microdata | |
| Dwellings | Yes |
| Vacant units | No |
| Households | Yes |
| Collective dwellings | Yes |
| Smallest geography | Region |
| Unit definitions | |
| Dwellings | Any building or separate and independent part of a building in which a person or group of persons are living at the time of the census enumeration. |
| Households | Consists of one or more persons living together and sharing at least one of the main daily meals. Members are not necessarily related. |
| Collective dwellings | An institution is defined as living quarters in which the occupants live collectively for disciplinary, health, educational, religious, military, work, or other reasons. |
| Census/survey characteristics | |
| Type | Census |
| Title | 1990 Population and Housing Census |
| Statistical agency | Central Statistical Office |
| Population universe | The total population is to be enumerated at the place where found at the time of the census including persons living in private households, persons living in non-private dwellings, vagrants, persons on ships in port at the time of the census, foreign military, naval and diplomatic personnel and their families located in the country at the time of the census. |
| De jure or de facto | De facto |
| Census/survey day | May 15, 1990 |
| Field work period | Pre enumeration begins 17 April, 1990 |
| Questionnaire | Single questionniare that contains 49 questions in 10 sections |
| Type of fieldwork | Direct enumeration |
| Microdata sample characteristics | |
| Sample design | Systematic sample of every tenth private dwelling drawn by the Minnesota Population Center from 100% microdata |
| Sample fraction | 0.1 |
| Sample size (person records) | 113104 |
| Sample weights | Self-weighting (expansion factor=10) |
| Units identified in microdata | |
| Dwellings | Yes |
| Vacant units | No |
| Households | Yes |
| Collective dwellings | Yes |
| Smallest geography | Region |
| Unit definitions | |
| Dwellings | Any building or separate and independent part of a building in which a person or group of persons are living at the time of the census enumeration. |
| Households | Consists of one or more persons living together and sharing at least one of the main daily meals. Members are not necessarily related. |
| Collective dwellings | An institution is defined as living quarters in which the occupants live collectively for disciplinary, health, educational, religious, military, work, or other reasons. |
| Census/survey characteristics | |
| Type | Census |
| Title | 2000 Population and Housing Census |
| Statistical agency | Central Statistical Office |
| Population universe | All persons in Trinidad and Tobago at the specified Census moment |
| De jure or de facto | De facto |
| Census/survey day | May 15, 2000 |
| Field work period | Pre enumeration starts April 17, 2000 |
| Questionnaire | Household questionnaire for households and Group A Institutions. Institutional questionnaire for Group B institutions. |
| Type of fieldwork | Direct enumeration |
| Microdata sample characteristics | |
| Sample design | Systematic sample of every tenth private dwelling drawn by the Minnesota Population Center from 100% microdata |
| Sample fraction | 0.1 |
| Sample size (person records) | 111833 |
| Sample weights | Self-weighting (expansion factor=10) |
| Units identified in microdata | |
| Dwellings | Yes |
| Vacant units | No |
| Households | Yes |
| Collective dwellings | Yes |
| Smallest geography | Region |
| Unit definitions | |
| Dwellings | A room or group of rooms with a separate entrance not accessed through someone else's living quarters. |
| Households | Consists of one or more persons living together and sharing at least one of the main daily meals. Members are not necessarily related. |
| Collective dwellings | An institution is defined as living quarters in which the occupants live collectively for disciplinary, health, educational, religious, military, work, or other reasons. |
| Census/survey characteristics | |
| Type | Census |
| Title | 2011 Population and Housing Census |
| Statistical agency | Central Statistical Office |
| Population universe | All persons present in the country at the Census Moment- citizen or non citizen. A second count of all persons who usually reside in Tranidad and Tobago. |
| De jure or de facto | De facto and de jure |
| Census/survey day | January 9, 2011 |
| Field work period | January 9th - May 31st 2011 |
| Questionnaire | Single census questionnaire containing 61 questions organized under 13 sections. |
| Type of fieldwork | Direct enumeration |
| Microdata sample characteristics | |
| Sample design | Systematic sample of every tenth private dwelling drawn by the Minnesota Population Center from 100% microdata |
| Sample fraction | 0.1 |
| Sample size (person records) | 116917 |
| Sample weights | Self-weighting (expansion factor=10) |
| Units identified in microdata | |
| Dwellings | Yes |
| Vacant units | Yes |
| Households | Yes |
| Collective dwellings | Yes |
| Smallest geography | Region |
| Unit definitions | |
| Dwellings | A room or group of rooms with a separate entrance not accessed through someone else's living quarters. |
| Households | Consists of one or more persons living together (sleeping most nights of the week) and sharing at least one of the main daily meals. Members are not necessarily related. |
| Collective dwellings | Strucutrally separate and independent places of abode intended for habitation by large groups of households or several households and are occuped at the time of the census. This includes hotels, lodging houses, institutions, ships in harbor, and camps. |