CREATE TABLE table_204_295 (id NUMBER, "model" CLOB, "origin" CLOB, "type" CLOB, "version" CLOB, "in service" NUMBER, "notes" CLOB)

which country has more vehicles listed ?
SELECT "origin" FROM table_204_295 GROUP BY "origin" ORDER BY COUNT("model") DESC LIMIT 1
SELECT "origin" FROM "table_204_295" GROUP BY "origin" ORDER BY COUNT("model") DESC FETCH FIRST 1 ROWS ONLY