Repeat currently tracks the standard Battle Royale game mode in Call of Duty: Warzone. This does not include Casual, Ranked, Resurgence, or any limited-time modes.
All squad sizes: Solos, Duos, Trios, and Quads are eligible for stat tracking in the standard Battle Royale mode.
Note: If you're unsure whether your match is being counted, check the specific rules in the Rules tab for the tournament you're participating in.