Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The process by which data were sent to the primary site (OSU) for cleaning, coding, review, and release. The process was iterative between the primary site and all other sites in order to obtain accurate identification number lists and ensure that any possible missing data were found prior to site review and use of data for analyses.
