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 blue blocks indicate the significant signals found by the iHS test; the red color indicates the significant signals found by Sweep Finder, and black indicates the overlapping signals for both methods.
