Stigningen i 2003 og undersøgelsesperioden skyldtes en tiltrængt vedligeholdelse og modernisering for at udvikle og indføre nye SBSG-typer, som var nødvendige for EF-erhvervsgrenens fortsatte konkurrencedygtighed.
The increase in 2003 and the IP was due to maintenance and modernisation required for the development and introduction of new types of SBS, which was necessary for the Community industry in order to remain competitive.