CREATE TABLE table_63216 ("Island" CLOB, "Country" CLOB, "Population" CLOB, "Area km\\u00b2" CLOB, "Density  ( per km\\u00b2 ) " CLOB)

Which country has a density (per km ) of 6,814?
SELECT "Country" FROM table_63216 WHERE "Density (per km\u00b2)" = '6,814'
SELECT "Country" FROM "table_63216" WHERE "Density (per km\u00b2)" = '6,814'