Borussia Dortmund have an average of 73.33% of the games with over 2.5 goals and 26.67% of the games with under 2.5 goals. In the last 15 games.Borussia Dortmund score 19 goals in the last 5 games.Mainz have an average of 73.33% of the games with over 2.5 goals and 26.67% of the games with under 2.5 goals. In the last 15 games.Mainz score 6 goals in the last 5 games.