CREATE TABLE table_58844 ("District" TEXT, "Incumbent" TEXT, "Party" TEXT, "First elected" FLOAT, "Results" TEXT)

When was the earliest incumbent dave reichert was first elected?
SELECT MIN("First elected") FROM table_58844 WHERE "Incumbent" = 'dave reichert'
SELECT MIN("First elected") FROM "table_58844" WHERE "Incumbent" = 'dave reichert'