217 558 sites are using this notification
| From | To | |
| Chrome | Chrome | 39224952 |
| Chrome | Firefox | 5936278 |
| IE/Edge | Chrome | 4681046 |
| Firefox | Firefox | 3462599 |
| IE/Edge | Firefox | 2525545 |
| IE/Edge | IE/Edge | 2056538 |
| Safari | Safari | 1559961 |
| Safari | Chrome | 955905 |
| Chrome | Opera | 737006 |
| Safari | Firefox | 583092 |
| Firefox | Chrome | 522006 |
| Other | Chrome | 411800 |
| IE/Edge | Opera | 399004 |
| Opera | Opera | 303717 |
| Other | Firefox | 206447 |
| Chrome | IE/Edge | 196449 |
| Opera | Chrome | 109107 |
| Safari | Opera | 102673 |
| Firefox | Opera | 102220 |
| Other | Opera | 101477 |
| Opera | Firefox | 94667 |
| Other | Safari | 50659 |
| Firefox | IE/Edge | 42982 |
| Other | IE/Edge | 37113 |
| IE/Edge | Safari | 26811 |
| Safari | IE/Edge | 13646 |
| Opera | IE/Edge | 13473 |
| Chrome | Safari | 11874 |
| Firefox | Safari | 11013 |