Istat

[S] - Survey on Research and Development in enterprises
Territorial classifications () since 31/12/1999 Regional Thematic classifications () since 31/12/2008 Nace rev. 2 Statistical classification of economic activities in the European Community: divisions (2-digit numerical code) from 31/12/1999 to 31/12/2007 Nace rev.1.1, 2002 Statistical classification of economic activities in the European Community: divisions (2-digit numerical code)