18 surveys conducted between 1973 and 2017
Periodic; typically every 3 years
Mode of Collection
Census: mail questionnaire.
The Guttmacher Institute's periodic surveys of abortion providers produce the most complete available data on the number and geographic distribution of abortions and abortion providers, the types of facilities offering services, and other aspects of abortion availability.
All facilities known (or suspected) to provide abortions in the United States