CREATE TABLE table_25731 ("District" TEXT, "SC/ST" TEXT, "Nairs" TEXT, "Ezhavas" TEXT, "Syrian Christians" TEXT, "Latin Christians" TEXT, "Muslims" TEXT, "Others" TEXT, "Total" FLOAT)

Name the district for nairs 8.2
SELECT "District" FROM table_25731 WHERE "Nairs" = '8.2'
SELECT "District" FROM "table_25731" WHERE "Nairs" = '8.2'