Article 4

Surveys shall cover the variables listed in the Annex to this Directive. During the first stage, which shall start in 1974 at the latest, the surveys need not include data relating to the variables shown in brackets. For the 1977 survey, covering the year 1976, and subsequently, Member States shall collect data relating to all the variables listed in the Annex. F1In the Annex; in the case of new Member States, data relating to all the variables listed in the Annex shall be collected, beginning with the surveycarried out during the year following that of their accession and relating to the year of their accession.

Data to be collected on undertakings employing from twenty to ninety-nine persons shall, however, cover only the variables concerning the number of persons employed, turnover, gross wages and salaries paid, and also purchases of raw materials, intermediate products and industrial services.

As regards periodical surveys into undertakings employing fewer than twenty persons, the Commission shall, before the end of 1975, put forward proposals on the data to be collected.

From the first survey onwards data on local units (enterprise) shall be collected in respect of the following variables:

• total number of persons employed other than home workers;

• gross salaries and wages paid out, including the amount paid to home workers on the payroll;

• total of investments in fixed capital.

The information last referred to shall supplement the data by undertaking collected annually in respect of investments, in compliance with Council Directive No 64/475/EEC of 30 July 1964^f1.