From 1994 to 1999, R&D expenditure by type of R&D (Basic research, Applied research, Experimental development) is based on total intramural instead of current R&D expenditure
As from 1993, the survey was extended to include Financial Intermediation, Software consultancy and Other computer services. Consequently, 1993 data for Sub‑Total Services are not comparable with those for previous years.
From 1994 to 1999, R&D expenditure by type of R&D (Basic research, Applied research, Experimental development) is based on total intramural instead of current R&D expenditure
As from 1993, the survey was extended to include Financial Intermediation, Software consultancy and Other computer services. Consequently, 1993 data for Sub‑Total Services are not comparable with those for previous years.