CREATE TABLE table_31582 ("Name" CLOB, "Location" CLOB, "Launched" FLOAT, "Acquired" CLOB, "Capacity ,  mln tpa" CLOB)

Tell me the highest launced for trn
SELECT MAX("Launched") FROM table_31582 WHERE "Name" = 'trn'
SELECT MAX("Launched") FROM "table_31582" WHERE "Name" = 'trn'