 In pot 1 the teams were numbered 1 to 16 in numerical order of the group they qualified from.In pot 2 the teams were numbered 17 to 32 in numerical order of the group they qualified from.In the case that one of the qualifying runners-up was from the same group as the worst performing group winner, both teams would be in pot 2 and the group winners would be numbered lower in sequence than the group runners-up.