Age of WomanFemale PopulationLive BirthsPregnancies
NumberRateNumberRate
Number & Rate of Live Births and Estimated Pregnancies by Age of Woman,
St. Clair County, Michigan 1999
Total34,800  2,085  59.92,990  85.9
15 – 195,766  227  39.4378  65.6
20 – 299,201  1,182  128.51,663  180.7
30 – 3912,938  647  50.0897  69.3
40 +6,895  28  4.147  6.8

Notes:

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

Source: 1999 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.