CREATE TABLE table_40099 ("Year" FLOAT, "Team" TEXT, "Co-Drivers" TEXT, "Class" TEXT, "Laps" FLOAT, "Pos." TEXT, "Class Pos." TEXT)

What is the class having a year under 2010 and a class position of 5th?
SELECT "Class" FROM table_40099 WHERE "Year" < '2010' AND "Class Pos." = '5th'
SELECT "Class" FROM "table_40099" WHERE "Class Pos." = '5th' AND "Year" < '2010'