How would that work?
When scores were good it definitely wasn’t immigrants but now it’s falling it definitely is?
For what it’s worth, here is a graph of immigrant population over time.
https://www.pewresearch.org/fact-tank/2020/08/20/key-finding...
For what it’s worth, here is a graph of immigrant population over time.
https://www.pewresearch.org/fact-tank/2020/08/20/key-finding...
Here is some government data: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8954344/