CREATE TABLE table_6538 ("Year" FLOAT, "Location" CLOB, "Gold" CLOB, "Silver" CLOB, "Bronze" CLOB)

What year did the event in Hiroshima take place?
SELECT COUNT("Year") FROM table_6538 WHERE "Location" = 'hiroshima'
SELECT COUNT("Year") FROM "table_6538" WHERE "Location" = 'hiroshima'