From Longman Dictionary of Contemporary Englishkeep countkeep countCOUNT/CALCULATEto keep a record of the changing total of something over a period of timekeep count of I never manage to keep count of what I spend on my credit card. → count
Examples from the Corpus
count of• He started taking apart the engineering of the scene, keeping count of the timing in his head.• The Local kept count of the union dead. 