| Age group | Sex | Average | c.v.(%) |
|---|---|---|---|
| ages 3 to 5 | Both sexes | 455 | 1.8 |
| ages 6 to 11 | Males | 453 | 1.6 |
| ages 6 to 11 | Females | 471 | 1.4 |
| ages 12 to 17 | Males | 512 | 2.1 |
| ages 12 to 17 | Females | 551 | 1.6 |
| ages 18 to 39 | Males | 547 | 1.4 |
| ages 18 to 39 | Females | 552 | 2.2 |
| ages 40 to 59 | Males | 572 | 1.8 |
| ages 40 to 59 | Females | 570 | 1.1 |
| ages 60 to 79 | Males | 587 | 1.0 |
| ages 60 to 79 | Females | 593 | 0.8 |