205 828 sites are using this notification
| From | To | |
| Chrome | Chrome | 33407141 |
| Chrome | Firefox | 5272270 |
| IE/Edge | Chrome | 4554723 |
| Firefox | Firefox | 3209610 |
| IE/Edge | Firefox | 2475507 |
| IE/Edge | IE/Edge | 2056538 |
| Safari | Safari | 1087599 |
| Safari | Chrome | 877816 |
| Chrome | Opera | 702474 |
| Safari | Firefox | 555911 |
| Firefox | Chrome | 479963 |
| Other | Chrome | 411800 |
| IE/Edge | Opera | 384946 |
| Opera | Opera | 275028 |
| Other | Firefox | 206447 |
| Chrome | IE/Edge | 196449 |
| Other | Opera | 101477 |
| Safari | Opera | 99331 |
| Opera | Chrome | 99314 |
| Firefox | Opera | 97110 |
| Opera | Firefox | 90288 |
| Other | Safari | 50659 |
| Firefox | IE/Edge | 42982 |
| Other | IE/Edge | 37113 |
| IE/Edge | Safari | 26802 |
| Safari | IE/Edge | 13646 |
| Opera | IE/Edge | 13473 |
| Chrome | Safari | 11857 |
| Firefox | Safari | 11011 |