(1) "Public record" includes any writing containing information relating to the conduct of government or the performance of any governmental or propriety function prepared, owned, used or retained by any state or local agency, regardless of physical form or characteristics.

(2) "Writing" means handwriting, typewriting, printing, photostating, photographing and every other means of recording any form of communication or representation, including letters, words, pictures, sounds or symbols, or any combination thereof, and all papers, maps, magnetic or paper tapes, photographic films and prints, magnetic or punched cards, discs, drums and other documents.

(3) "Washington health care facilities authority" and "authority" each refers to that state agency described in WAC 247-02-030.