{"classes":[{"uri":"qdata:DataSetTimeFrame","required":["ceterms:endDate","ceterms:startDate","ceterms:endDate","ceterms:startDate","qdata:timeInterval"],"recommendedbenchmark":["ceterms:name"],"optional":["ceterms:alternateName","ceterms:approximateEndDate","ceterms:approximateStartDate","ceterms:description","qdata:dataAttributes"],"label":{"en-US":"Data Set Time Frame"},"description":{"en-US":"Time frame including earnings and employment start and end dates of the data set."},"propertySets":[{"importance":"constraintType:RequiresProperty","propertyURIs":["ceterms:endDate","ceterms:startDate","qdata:timeInterval"],"appliesInContext":[],"label":{"en-US":"Time Measurement"},"description":{"en-US":"Requires either a range or an interval of time."}}]}],"properties":[{"uri":"ceterms:alternateName","multivalue":true,"label":{"en-US":"Alternate Name"},"description":{"en-US":"Alias for the entity including acronyms, alpha-numeric notations, and other forms of name abbreviations in common use."},"valuetype":["rdf:langString"]},{"uri":"ceterms:approximateEndDate","multivalue":false,"label":{"en-US":"Approximate End Date"},"description":{"en-US":"Approximate date some event or activity ends."},"comment":{"en-US":"The value should be in ISO 8601 date format; specifically YYYY or YYY-MM."},"usageNote":{"en-US":"Values may be just a year (e.g. 2026) or a year and a month (e.g. (2026-05).  If the full date, i.e. year, month and day, are known use ceterms:endDate."},"valuetype":["schema:Date"]},{"uri":"ceterms:approximateStartDate","multivalue":false,"label":{"en-US":"Approximate Start Date"},"description":{"en-US":"Approximate date the validity or usefulness of the information in this resource begins."},"comment":{"en-US":"The value should be in ISO 8601 date format; specifically YYYY or YYY-MM."},"usageNote":{"en-US":"Values may be just a year (e.g. 2026) or a year and a month (e.g. (2026-05).  If the full date, i.e. year, month and day, are known use ceterms:startDate."},"valuetype":["schema:Date"]},{"uri":"ceterms:description","multivalue":false,"label":{"en-US":"Description"},"description":{"en-US":"Statement, characterization or account of the entity."},"valuetype":["rdf:langString"]},{"uri":"ceterms:endDate","multivalue":false,"label":{"en-US":"End Date"},"description":{"en-US":"Date some event or activity ends."},"usageNote":{"en-US":"Values should be a full date, i.e. year, month and day; if the day or month are not known use ceterms:approximateEndDate instead."},"valuetype":["xsd:date"]},{"uri":"ceterms:name","multivalue":false,"label":{"en-US":"Name"},"description":{"en-US":"Name or title of the resource."},"valuetype":["rdf:langString"]},{"uri":"ceterms:startDate","multivalue":false,"label":{"en-US":"Start Date"},"description":{"en-US":"Date the validity or usefulness of the information in this resource begins."},"usageNote":{"en-US":"Values should be a full date, i.e. year, month and day; if the day or month are not known use ceterms:approximateStartDate instead."},"valuetype":["xsd:date"]},{"uri":"qdata:dataAttributes","multivalue":true,"label":{"en-US":"Data Attributes"},"description":{"en-US":"Attributes of the data set."},"valuetype":["qdata:DataProfile"]},{"uri":"qdata:timeInterval","multivalue":false,"label":{"en-US":"Time Interval"},"description":{"en-US":"Length of the interval between two events."},"valuetype":["schema:Duration"]}]}