CREATE TABLE table_31688 ("Place" FLOAT, "Title" TEXT, "Units sold in Japan" TEXT, "Units sold in the UK" TEXT, "Units sold in the US" TEXT, "Total units sold" FLOAT)

Of the games that sold 321,000 units in the UK, what is their average place?
SELECT AVG("Place") FROM table_31688 WHERE "Units sold in the UK" = '321,000'
SELECT AVG("Place") FROM "table_31688" WHERE "Units sold in the UK" = '321,000'