188 909 sites are using this notification
| From | To | |
| Chrome | Chrome | 27106867 |
| Chrome | Firefox | 4509989 |
| IE/Edge | Chrome | 4223115 |
| Firefox | Firefox | 2903867 |
| IE/Edge | Firefox | 2379219 |
| IE/Edge | IE/Edge | 2056538 |
| Safari | Chrome | 772036 |
| Chrome | Opera | 675693 |
| Safari | Safari | 609201 |
| Safari | Firefox | 517834 |
| Firefox | Chrome | 432155 |
| Other | Chrome | 411800 |
| IE/Edge | Opera | 375581 |
| Opera | Opera | 256437 |
| Other | Firefox | 206447 |
| Chrome | IE/Edge | 196449 |
| Other | Opera | 101477 |
| Safari | Opera | 96688 |
| Firefox | Opera | 92156 |
| Opera | Chrome | 88950 |
| Opera | Firefox | 84064 |
| Other | Safari | 50659 |
| Firefox | IE/Edge | 42982 |
| Other | IE/Edge | 37113 |
| IE/Edge | Safari | 26787 |
| Safari | IE/Edge | 13646 |
| Opera | IE/Edge | 13473 |
| Chrome | Safari | 11836 |
| Firefox | Safari | 11006 |