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.
Frequencies of codes distribution
| Codes | Items | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | |
| 1 | 0 | 1 | 2 | 4 | 2 | 1 | 3 | 2 | 0 | 1 | 0 | 0 | 3 | 2 | 0 |
| 2 | 4 | 12 | 5 | 6 | 6 | 4 | 5 | 3 | 3 | 13 | 4 | 2 | 5 | 5 | 2 |
| 3 | 6 | 0 | 0 | 3 | 10 | 3 | 2 | 1 | 2 | 4 | 6 | 5 | 2 | 2 | 0 |
| 4 | 3 | 2 | 10 | 3 | 3 | 2 | 2 | 1 | 1 | 1 | 3 | 0 | 2 | 0 | 2 |
| 5 | 38 | 35 | 33 | 34 | 29 | 40 | 38 | 43 | 44 | 31 | 37 | 44 | 38 | 41 | 46 |
