CREATE TABLE table_22963 ("Year" FLOAT, "Division" FLOAT, "League" TEXT, "Regular Season" TEXT, "Playoffs" TEXT, "Open Cup" TEXT)

When 5th is the regular season what is the highest season?
SELECT MAX("Division") FROM table_22963 WHERE "Regular Season" = '5th'
SELECT MAX("Division") FROM "table_22963" WHERE "Regular Season" = '5th'