CREATE TABLE table_12261 ("Built" FLOAT, "Ship" CLOB, "Operator" CLOB, "Tonnage" CLOB, "Flag" CLOB)

What tonnage was built in 2007?
SELECT "Tonnage" FROM table_12261 WHERE "Built" = '2007'
SELECT "Tonnage" FROM "table_12261" WHERE "Built" = '2007'