Documentation of statistics: The Supply and Use of Cereals and Feed
The supply and use of cereals and feed are among other things build on sample surveys for stock of cereals at farms, the harvest of cereals and international trade of goods and the results are therefore subject to some uncertainty.
https://www.dst.dk/en/Statistik/dokumentation/documentationofstatistics/the-supply-and-use-of-cereals-and-feed
Documentation of statistics