6. Member States shall collect and aggregate the data referred to in paragraphs 1, 2, 4 and, where applicable, paragraph 3, for full calendar years ending on 31 December of each year, starting with the first full calendar year following the date of application of implementing acts referred to in paragraph 7. The data shall be communicated annually to the Commission, on the basis of a standard data communication form, by 31 December of the calendar year following the year for which data are collected.