CREATE TABLE table_14055 ("Ship name" TEXT, "Year built" FLOAT, "Last refurbished" FLOAT, "Length" TEXT, "Crew" FLOAT, "Guests" FLOAT, "Staterooms" FLOAT, "Comments" TEXT)

What is the earliest year built for the ship refurbished earlier than 2013?
SELECT MIN("Year built") FROM table_14055 WHERE "Last refurbished" < '2013'
SELECT MIN("Year built") FROM "table_14055" WHERE "Last refurbished" < '2013'