219 988 sites are using this notification
| From | To | |
| Chrome | Chrome | 40483573 |
| Chrome | Firefox | 6069340 |
| IE/Edge | Chrome | 4698177 |
| Firefox | Firefox | 3512051 |
| IE/Edge | Firefox | 2532864 |
| IE/Edge | IE/Edge | 2056538 |
| Safari | Safari | 1694181 |
| Safari | Chrome | 977272 |
| Chrome | Opera | 751727 |
| Safari | Firefox | 589337 |
| Firefox | Chrome | 531387 |
| Other | Chrome | 411800 |
| IE/Edge | Opera | 402136 |
| Opera | Opera | 312387 |
| Other | Firefox | 206447 |
| Chrome | IE/Edge | 196449 |
| Opera | Chrome | 111653 |
| Safari | Opera | 104027 |
| Firefox | Opera | 103942 |
| Other | Opera | 101477 |
| Opera | Firefox | 95790 |
| Other | Safari | 50659 |
| Firefox | IE/Edge | 42982 |
| Other | IE/Edge | 37113 |
| IE/Edge | Safari | 26816 |
| Safari | IE/Edge | 13646 |
| Opera | IE/Edge | 13473 |
| Chrome | Safari | 11878 |
| Firefox | Safari | 11013 |