207 495 sites are using this notification
| From | To | |
| Chrome | Chrome | 34152011 |
| Chrome | Firefox | 5360920 |
| IE/Edge | Chrome | 4579349 |
| Firefox | Firefox | 3245819 |
| IE/Edge | Firefox | 2483607 |
| IE/Edge | IE/Edge | 2056538 |
| Safari | Safari | 1165329 |
| Safari | Chrome | 890937 |
| Chrome | Opera | 705115 |
| Safari | Firefox | 560287 |
| Firefox | Chrome | 485654 |
| Other | Chrome | 411800 |
| IE/Edge | Opera | 385859 |
| Opera | Opera | 277206 |
| Other | Firefox | 206447 |
| Chrome | IE/Edge | 196449 |
| Other | Opera | 101477 |
| Opera | Chrome | 100367 |
| Safari | Opera | 99535 |
| Firefox | Opera | 97693 |
| Opera | Firefox | 90862 |
| 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 | 11865 |
| Firefox | Safari | 11011 |