CREATE TABLE table_23284 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" FLOAT, "Result" CLOB, "Candidates" CLOB)

When 1994 is the first elected what is the district?
SELECT "District" FROM table_23284 WHERE "First elected" = '1994'
SELECT "District" FROM "table_23284" WHERE "First elected" = '1994'