what if this is the mean? the difference is tomlin:
“Mike Tomlin finds a way in these muck-and-grind affairs. Somehow, the Steelers have won a franchise-record eight consecutive one-score games. They have won 95 one-score games since Tomlin became coach in 2007, more than any team in the NFL, according to a graphic on the CBS telecast.”
https://www.post-gazette.com/sports/joe-starkey/2023/11/12/matt-canada-patrick-peterson-elandon-roberts-mike-tomlin-packers-afc-north-standings/stories/202311070166#