0 Total number of persons involved in intramural R&D for 2000
1 Enterprises, engaged continuously in in-house R&D activities
2 Enterprises, engaged occasionally in in-house R&D activities
3 Missing information for given variable
4 Persons involved in intramural R&D, as a share of total number of employees
5 Persons involved in intramural R&D, as a share of total number of employees with higher education
Classification of economic activities - NACE Rev.1.1
0 Total - all NACE activities
1 Industry (except construction)
2 Mining and quarrying
3 Manufacturing
4 Electricity, gas and water supply
5 Services (except public administration and community services; activities of households and extra-territorial organizations)
6 Wholesale and retail trade; repair of motor vehicles, motorcycles and personal and household goods
7 Transport, storage and communication
8 Financial intermediation
9 Real estate, renting and business activities
Size classes in number of employees
0 Total
1 From 10 to 49 employees
2 From 10 to 249 employees
3 From 50 to 249 employees
4 250 employees or more
Unit of measure
0 Number
1 Average
2 Rate
Breakdown by type of innovator
0 Total enterprises
1 Product and/or process innovative enterprises, regardless of organisational or marketing innovation (including enterprises with abandoned/suspended or on-going innovation activities)
2 Novel innovators, product and/or process
3 Product innovative enterprises only
4 Process innovative enterprises only
5 Product and process innovative enterprises only
6 Enterprises with abandoned/suspended and on-going innovation activities only
7 Non-innovative enterprises
Geopolitical entity (reporting)
0 Belgium
1 Denmark
2 Germany (until 1990 former territory of the FRG)
Intramural R&D
methods, notes and classification
Methods 
Variables