Age of WomanFemale PopulationLive BirthsPregnancies
NumberRateNumberRate
Number & Rate of Live Births and Estimated Pregnancies by Age of Woman,
Michigan 1991
Total2,227,773  149,478  67.1215,805  96.9
15 – 19329,178  19,325  58.731,400  95.4
20 – 29735,272  85,541  116.3122,802  167.0
30 – 39805,604  42,652  52.958,272  72.3
40 +357,719  1,500  4.22,405  6.7

Notes:

Rates are per 1,000 female population.
Pregnancies
Estimated pregnancies are the sum of live births, induced abortions and estimated miscarriages.

Source: 1991 Michigan Abortion File
Division for Vital Records & Health Statistics, Michigan Department of Health & Human Services

Bridged Population Estimates (latest update 9/30/2017) released by the National Center for Health Statistics (NCHS), CDC.