The exports and imports of services and data for the government sector are available on a cash basis. After a reconciliation with annual national accounts' figures they are adapted on an accrual basis. According to ESA 1995 guidelines. In the category of 50 to 99 employees there is in most cases of 2-digit branches 100 percent sample, only in 7 branches coverage is moving from 50 to 75 percent sample. With 20 to 49 employees it concerns in most cases 20-50 percent sample.
Smaller enterprises receive shorter questionnaires.
This information is obtained in quarterly periodicity. Data for government sector cover information on central and local government units. It concerns quota sampling without rotation of reporting households. Private gross fixed capital formation is largely based on the same sources as mentioned under the production approach, supplemented by foreign trade data, data on building permits, and other secondary sources. Changes in inventories are estimated from the same source as mentioned under production approach.