8 │ 3.2│ 7│ 4│ ([38]) 9 │ 3.9│ 9│ 5│ ([38]) 10 or more │ 4.1│ 4│ 3│ ([38]) ───────────┴───────┴────────────┴────────┴──────── Footnote 38: Not shown when base is less than 50. TABLE XII.—DISTRIBUTION OF RESULTS OF REPORTABLE PREGNANCIES (LIVE BIRTHS AND STILLBIRTHS) AND MISCARRIAGES, ACCORDING TO NUMBER PER MOTHER AND AGE OF MOTHER AT EACH PREGNANCY. ═════════════╤════════════════════════════════════╤════════════════ NUMBER OF │ │ REPORTABLE │ │ PREGNANCIES │ │ AND AGE OF │ REPORTABLE PREGNANCIES. │ LIVE BIRTHS. MOTHER AT │ │ BIRTH OF BABY│ │ BORN IN 1911.│ │ ─────────────┼──────┬────────────────────┬────────┼───────┬──────── │ │ Resulting births. │ │ │ │ │ │ │ │ ─────────────┼──────┼───────┬────────────┼────────┼───────┼──────── │ │ │Excess over │ Number │ │ Number │Total.│Number.│pregnancies.│ of │Number.│ of │ │ │ [39] │mothers.│ │mothers. │ │ │ │ │ │ ─────────────┼──────┼───────┼────────────┼────────┼───────┼──────── All married │ 5,554│ 5,617│ 63│ 1,491│ 5,363│ 1,465 mothers │ │ │ │ │ │ ═════════════╪══════╪═══════╪════════════╪════════╪═══════╪════════ Under 20 │ 107│ 108│ 1│ 89│ 96│ 81 years │ │ │ │ │ │ 20 to 24 │ 933│ 946│ 13│ 461│ 908│ 456 years │ │ │ │ │ │ 25 to 29 │ 1,316│ 1,329│ 13│ 395│ 1,261│ 389 years │ │ │ │ │ │ 30 to 39 │ 2,570│ 2,595│ 25│ 466│ 2,480│ 459 years │ │ │ │ │ │ 40 years │ 628│ 639│ 11│ 80│ 618│ 80 and over │ │ │ │ │ │ Average age: │ │ │ │ │ │ 28 years. │ │ │ │ │ │ │ │ │ │ │ │ 1 reportable │ 339│ 343│ 4│ 339│ 322│ 318 pregnancy │ │ │ │ │ │ ─────────────┼──────┼───────┼────────────┼────────┼───────┼──────── Under 20 │ 74│ 75│ 1│ 74│ 67│ 66 years │ │ │ │ │ │ 20 to 24 │ 178│ 179│ 1│ 178│ 176│ 175 years │ │ │ │ │ │