CREATE TABLE table_72949 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" FLOAT, "Results" CLOB, "Candidates" CLOB)

What is the district when the first elected was in 1986?
SELECT "District" FROM table_72949 WHERE "First elected" = '1986'
SELECT "District" FROM "table_72949" WHERE "First elected" = '1986'