From the site: "The Total Petroleum System is used in the National Assessment Project and incorporates the Assessment Unit, which is the fundamental geologic unit used for the assessment of undiscovered oil and gas resources. The Total Petroleum System is shown here as a geographic boundary defined and mapped by the geologist responsible for the province and incorporates not only the set of known or postulated oil and (or) gas accumulations, but also the geologic interpretation of the essential elements and processes within the petroleum system that relate to source, generation, migration, accumulation, and trapping of the discovered and undiscovered petroleum resource(s)."

State fact sheets provide information on population, income, education, employment, federal funds, organic agriculture, farm characteristics, farm financial indicators, top commodities, and exports, for each State in the United States. Links to county-level data are included when available.

This dataset contains information about total crude oil imports by Geographic Area and Country. dataset includes (Europe & Eurasia, Middle East, America, Africa, and Asia-Pacific).

ESB Connections data series are based on the number of new dwellings connected by ESB Networks to the electricity supply and may not accord precisely with local authority boundaries. These represent the number of homes completed and available, and do not reflect any work-in progress.

Data has been collected on a monthly basis from Residential Commencement Notices, received by all of the 37 Building Control Authorities. This series started in January 2004 Local Authorities or builders carrying out work on behalf of a local authority are not required to submit Commencement Notices provided that the work in being carried out in that local authority's administrative area. Data for the remainder of 2014 and onwards can be found on the website - it is not directly comparable with this dataset. The most current data is published on these sheets. Previously published data may be subject to revision. Any change from the originally published data will be highlighted by a comment on the cell in question. These comments will be maintained for at least a year after the date of the value change.