| A | 2 | 3 | 4 | 5 | 10 | 20 | 100 |
|---|---|---|---|---|---|---|---|
| 1·31·108 | 2·10·107 | 1·60 107 | 1·44·107 | 1·23·107 | 1·16·107 | 1·11·107 | |
| NA | 2·106 | 2·106 | 2·106 | 2·106 | 2·106 | 2·106 | 2·106 |
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.