 The age distribution, , in Certara is; 3 children or 5.0% of the population are between 0 and 9 years old and 5 teenagers or 8.3% are between 10 and 19.Of the adult population, 2 people or 3.3% of the population are between 20 and 29 years old.11 people or 18.3% are between 30 and 39, 9 people or 15.0% are between 40 and 49, and 7 people or 11.7% are between 50 and 59.