42. (1) Subject to suitable and specific measures being taken to safeguard the fundamental rights and freedoms of data subjects, personal data may be processed, in accordance with Article 89, for—

(a) archiving purposes in the public interest,

(b) scientific or historical research purposes, or

(c) statistical purposes.

(2) Processing of personal data for the purposes referred to in subsection (1) shall respect the principle of data minimisation.

(3) Where the purposes referred to in paragraph (a), (b) or (c) of subsection (1) can be fulfilled by processing which does not permit, or no longer permits, identification of data subjects, the processing of information for such purposes shall be fulfilled in that manner.