This seems to mirror the information released from Israel a few months back.
https://www.reuters.com/business/he...vaccination-during-delta-surge-us-2022-01-19/
Source link from CDC:
https://www.cdc.gov/mmwr/volumes/71/wr/mm7104e1.htm?s_cid=mm7104e1_w#contribAff
and to highlight: During May–November 2021, case and hospitalization rates were highest among persons who were unvaccinated without a previous diagnosis. Before Delta became the predominant variant in June, case rates were higher among persons who survived a previous infection than persons who were vaccinated alone.
By early October, persons who survived a previous infection had lower case rates than persons who were vaccinated alone.