CREATE TABLE table_204_798 (id NUMBER, "year" NUMBER, "competition" CLOB, "venue" CLOB, "position" CLOB, "notes" CLOB)

how many times did imamura place at least 5th ?
SELECT COUNT(*) FROM table_204_798 WHERE "position" <= 5
SELECT COUNT(*) FROM "table_204_798" WHERE "position" <= 5