U.S.A. fact of the day

But the 10 fastest growing counties last year accounted for nearly 80 percent of the national total, a testament not so much to the rapid pace of change in these places, but to the lack of significant growth in the rest of the nation.

Here is more from the New York Times, with useful maps as well.  And this:

https://twitter.com/mattyglesias/status/1506995138173837318