• Data reference period
• Geographic localization (Portugal)
• Performed activitie (Internet)

• INTERNET:  The connection to the set of global computer networks interlinked by the TCP/IP protocol (Transmission Control Protocol/Internet Protocol), where data and service servers are located (FTP, WWW, email, etc.).
• ENTERPRISE:  Legal entity (natural or legal person) that is an organisational unit producing goods or services, which benefits from a certain degree of autonomy in decision-making, especially for the allocation of its current resources. An enterprise carries out one or more activities at one or more locations.
• REFERENCE PERIOD:  Period to which the information refers and which may be a specific day or a time interval (month, fiscal year, calendar year, among others).

[Enterprises with 10 and more persons employed excluding financial activities using Internet for activities/ Enterprises with 10 or more persons employed (NACE Rev. 2 C, D and E, F, G, H, I, J, L, M, N, S)]*100