CREATE TABLE table_204_395 (id NUMBER, "year" NUMBER, "competition" CLOB, "venue" CLOB, "position" CLOB, "notes" CLOB)

in what year did ken harnden participate in more than one competition ?
SELECT "year" FROM table_204_395 GROUP BY "year" HAVING COUNT("competition") > 1
SELECT "year" FROM "table_204_395" GROUP BY "year" HAVING COUNT("competition") > 1