The Commission, acting in accordance with the procedures laid down in Article 16, shall at threemonth intervals calculate the number of journeys and the average NOxvalue of the heavy goods vehicles detailed for each nationality.
Gach tri mhí, déanfaidh an Coimisiún, ag gníomhú dó i gcomhréir leis na nósanna imeachta atá leagtha síos in Airteagal 16, líon na n-aistear a ríomh maille le meánluach NOxna dtromfheithiclí earraí atá sonraithe do gach náisiúntacht.