Edited sentence: Average Levels: 1,3,5.Average Levels: 2,3,4.Average levels: 1,2,6.Dopamine is responsible for high confidence, energy, drive, and endurance.High Levels: 2,7,9.High Levels: 5,6,7.High levels: 3,7,8.Low Levels: 1,8,9.Low Levels: 4,6,8.Low levels: 4,5,9.Norepinephrine is responsible for anxiety, restless mind, etc.Serotonin is responsible for sense of well being, contentness, and calmness.The { Enneagram Institute] provides correlation with levels of the dominant neurotransmitters and enneatype