Mandate? Fuller election results increasingly show GOP gains were small. - The Washington Post

"In other words, if you take tiny and politically unusual Vermont out of it, Republicans gained less than a seat per state, and flipped 0.4 percent of seats nationwide — about 1 out of every 250. 

None of this is to say that Republicans didn't actually win the election; they clearly did. It's just that Trump's sweep of the swing states on election night was misleading when it comes to how close the election wound up being and how little the GOP gained in the end..."

https://www.washingtonpost.com/politics/2024/11/20/mandate-fuller-election-results-increasingly-show-gop-gains-were-small/