As of 2000[update], children and teenagers (0–19 years old) make up 15.1% of the population, while adults (20–64 years old) make up 65% and seniors (over 64 years old) make up 19.9%.
Suppose there are 2 more newborns, then which number will be increased, 65%, 15.1% or 19.9%?
15.1%