• Innovation is strongly related to the size of enterprises, with innovative enterprises presenting, in 2018, an average size 2.2 times higher in terms of persons employed: 147 persons per enterprise, compared to 68 persons from non-innovative enterprises.
• In the majority of the activity sectors, regardless of the persons employed, innovative enterprises presented an average GVA higher than non-innovative, with emphasis on enterprises with 250 or more persons employed of Transportation and storage, with EUR 75.3 million, and Information and communication, with EUR 68.8 million.
• With regard to apparent labour productivity, innovative enterprises with 50 to 249 and 250 or more persons employed of Information and communication stood out, registering the highest values (EUR 69.4 thousand and  EUR 90.4 thousand, respectively), and with 10 to 49 persons employed the innovative enterprises of Transportation and storage (EUR 52.9 thousand).
• In most activity sectors, regardless the class of persons employed, innovative enterprises, in relative terms, registered a higher number of workers with undergraduate degree or higher education, standing out the enterprises with 50 to 249 persons employed of Information and communication (62.2%).
• The innovative enterprises in High and medium-high technology sectors had a higher average GVA (EUR 9.6 million) compared to the non-innovative enterprises (EUR 2.3 million), which was also seen in apparent labour productivity, with emphasis, in both variables, for innovative enterprises integrating the High-tech knowledge-intensive services sector that registered the highest values.

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