CREATE TABLE table_24646 ("Year" FLOAT, "Starts" FLOAT, "Wins" FLOAT, "Top 5" FLOAT, "Top 10" FLOAT, "Poles" FLOAT, "Avg. Start" TEXT, "Avg. Finish" TEXT, "Winnings" TEXT, "Position" TEXT, "Team ( s ) " TEXT)

What was the position of the team with an average finish of 21.5?
SELECT "Position" FROM table_24646 WHERE "Avg. Finish" = '21.5'
SELECT "Position" FROM "table_24646" WHERE "Avg. Finish" = '21.5'