| Subject | Object |
|---|
| ?:Age | "The length of time that a person has lived or a thing has existed."@en |
| ?:Civil Status | "Legal, conjugal status of each individual in relation to the marriage laws or customs of the country."@en |
| ?:Currency | "Monetary denomination of the object being measured."@en |
| ?:Education Level | "The highest level of an educational programme the person has successfully completed."@en |
| ?:Frequency | "The time interval at which observations occur over a given time period."@en |
| ?:Occupation | "Job or position held by an individual who performs a set of tasks and duties."@en |
| ?:Reference Area | "The country or geographic area to which the measured statistical phenomenon relates."@en |
| ?:Reference Period | "The period of time or point in time to which the measured observation is intended to refer."@en |
| ?:Sex | "The state of being male or female."@en |
| ?:Time Period | "The period of time or point in time to which the measured observation refers."@en |
