Which age demographic do you think is the most aggressive?

What do you think?
results will be posted in the next few days

Babies ages 0-2 years
Toddlers ages 2-4 years
Children ages 4 - 12
Adolescents ages 12 - 20
Adults ages 20 - 60
Geriatrics ages 60+
Select gender and age to cast your vote:
Updates
+1 y
Frequent use of physical aggression by humans appears to reach its peak between 2 and 3 years of age. In the following years most children learn alternatives to physical aggression.

injuryprevention.bmj.com/content/8/suppl_4/iv17

www.ncbi.nlm.nih.gov/pmc/articles/PMC2538723/
Which age demographic do you think is the most aggressive?
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