We've published the Jamboree on the Air December newsletter. You can find it and previous issues at this link http://mailchi.mp/0d0aba7e81b0/december-2017-jota-newsletter-including-results-from-this-years-event?e=2d792c1bb4
Better yet, subscribe at the window in the upper left corner of this website to see it in your inbox each time it's published.
You can also see the 2017 JOTA USA report at https://www.k2bsa.net/jota-usa-reports/
Thanks to everyone who got on the air and who filed their reports.