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Population and subsample classified according to sex and age-group.
| Age group (years) | Males (n) | Females (n) | Total (n) |
|---|---|---|---|
| 4–12 | 79 | 69 | 148 |
| 13–20 | 81 | 95 | 176 |
| 21–30 | 98 | 85 | 183 |
| 31–45 | 105 | 110 | 215 |
| 46–60 | 115 | 100 | 215 |
| ≥ 61 | 39 | 63 | 102 |
| Total | 517 | 522 | 1039 |
n: number of 3D facial models (equivalent to number of individuals); Total: Sum of the number of individuals.
