CREATE TABLE table_204_808 (id NUMBER, "team" CLOB, "no" NUMBER, "driver" CLOB, "class" CLOB, "chassis" CLOB, "engine" CLOB)

which engine was used the most by teams this season ?
SELECT "engine" FROM table_204_808 GROUP BY "engine" ORDER BY COUNT("team") DESC LIMIT 1
SELECT "engine" FROM "table_204_808" GROUP BY "engine" ORDER BY COUNT("team") DESC FETCH FIRST 1 ROWS ONLY