167 854 sites are using this notification
| From | To | |
| Chrome | Chrome | 18387036 |
| IE/Edge | Chrome | 3640033 |
| Chrome | Firefox | 3549792 |
| Firefox | Firefox | 2443103 |
| IE/Edge | Firefox | 2196136 |
| IE/Edge | IE/Edge | 2056538 |
| Safari | Chrome | 695629 |
| Chrome | Opera | 643981 |
| Safari | Safari | 497860 |
| Safari | Firefox | 486395 |
| Other | Chrome | 411800 |
| Firefox | Chrome | 368795 |
| IE/Edge | Opera | 359580 |
| Opera | Opera | 232942 |
| Other | Firefox | 206447 |
| Chrome | IE/Edge | 196449 |
| Other | Opera | 101477 |
| Safari | Opera | 93602 |
| Firefox | Opera | 83999 |
| Opera | Firefox | 75888 |
| Opera | Chrome | 74629 |
| Other | Safari | 50659 |
| Firefox | IE/Edge | 42982 |
| Other | IE/Edge | 37113 |
| IE/Edge | Safari | 26764 |
| Safari | IE/Edge | 13646 |
| Opera | IE/Edge | 13473 |
| Chrome | Safari | 11805 |
| Firefox | Safari | 10996 |