| OS | Man Page | Section | Hits |
|---|---|---|---|
| sunos | chkey | 1 | 399 |
| centos | chkey | 1 | 357 |
| opensolaris | chkey | 1 | 350 |
| freebsd | chkey | 1 | 341 |
| osf1 | chkey | 1 | 327 |
| debian | chkey | 1 | 323 |
| hpux | chkey | 1 | 314 |
| v7 | chkey | 1 | 313 |
| php | chkey | 1 | 313 |
| bsd | chkey | 1 | 302 |
| opendarwin | chkey | 1 | 301 |
| redhat | chkey | 1 | 295 |
| suse | chkey | 1 | 290 |
| plan9 | chkey | 1 | 289 |
| x11r4 | chkey | 1 | 288 |
| posix | chkey | 1 | 279 |
| linux | chkey | 1 | 268 |
| mojave | chkey | 1 | 264 |
| minix | chkey | 1 | 262 |
| xfree86 | chkey | 1 | 225 |
| osx | chkey | 1 | 223 |