CREATE TABLE table_56364 ("Class" TEXT, "Ships in class" TEXT, "Pennant Number" FLOAT, "Unit" TEXT, "Builder" TEXT, "Commissioned" TEXT)

What is the highest pennant number with ships in pori class?
SELECT MAX("Pennant Number") FROM table_56364 WHERE "Ships in class" = 'pori'
SELECT MAX("Pennant Number") FROM "table_56364" WHERE "Ships in class" = 'pori'