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.
7-day persistence difference.
| Country | 7-day persistence September 8, 2020, n | 7-day persistence September 15, 2020, n |
| Nigera | 20.5709689 | 17.18749 |
| Kenya | 21.4950277 | 14.79916 |
| Namibia | 21.7793534 | 17.57133 |
| Ethiopia | 136.703827 | 106.3378 |
| South Africa | 216.684664 | 173.1828 |
