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Construction Survey

The purpose of the tendency survey for the construction industry is to provide a fast and up-to-date picture of conditions and expectations in the construction industry. As from the 1st quarter of 1970 Statistics Denmark has conducted a tendency survey for the construction industry. From 1970 to 1997 the tendency survey was conducted quarterly. To harmonize with the surveys conducted by other EU member states, the Danish tendency survey has been conducted monthly since January 1998. This change also implied that further questions were added to the survey.

Statistical presentation

The purpose is to provide data on some essential short-term economic factors within the construction industry. The survey is a qualitative assessment on developments over the past three months and expected developments over the next three month, based on the variables employment, sales, prices, new orders and limits to production. Also is asked how many months work is accounted for in the order book.

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Statistical processing

Monthly business survey data is collected from a sample of approximately 800 enterprises. Data is reported either online at or in paper questionnaire, and consists of qualitative information about changes in net sales, employment, prices, orders, etc., which are not validated. The collected data are enumerated from the sample to the total population weighted by employment data, and distributed at industry and size groupings. If seasonal variation patterns are detected for the indicators that constitute the composite confidence indicator, data is adjusted for this.

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Users of the statistics are trade organizations, banks, politicians, public authorities, international organizations, business enterprises and the news media. The confidence indicators provides valuable information about the state of the business economy and are reflected upon every month in financial related news medias. There has been no survey if the statistics meets the needs of clients.

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Accuracy and reliability

Regarding Accuracy, sampling error is estimated to plus/minus 1-2 percentage points for the confidence indicators. The figures are by definition reliable, since they are not revised.

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Timeliness and punctuality

The Survey is launched about 5 working days before the beginning of the survey month. Questionnaires or e-mail notification is send out. Deadline for responses is about the 6th of the survey month. Reminder is send about the 13th giving new deadline about the 20th of the survey month. The statistics is compiled about the 24th immediately before deadline for sending data to EU-partner DG ECFIN. Last but one working day before the end of the survey month data is published in both Denmark and EU. The process always runs punctual.

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The Construction Sector survey has been conducted since 1970 by Statistics Denmark.

The survey is conducted in partnership with DG ECFIN and historical data is to be found at their homepage.

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Accessibility and clarity

Results of the business tendency surveys are published monthly at Statistics Denmark; Key indicators are published in the newsletter edition Nyt fra Danmarks Statistik, Konjunkturbarometer for Serviceerhverv and in English at the homepage Short term trends. Detailed data is available in English version at; choose English language and look for the tables KBB11-KBB66.

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Also, data are published at the homepage of the EU-commission partner Directorate Generale Economic and Financial affairs (DG ECFIN) along with similar data from other EU countries.

Scientists and analysts have the option to buy detailed micro-data through the Division of Research Services, Statistics Denmark. In this case data will anonymized in order to ensure enterprises confidentiality.

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