203 089 sites are using this notification
| From | To | |
| Chrome | Chrome | 32193479 |
| Chrome | Firefox | 5124334 |
| IE/Edge | Chrome | 4501432 |
| Firefox | Firefox | 3158708 |
| IE/Edge | Firefox | 2460040 |
| IE/Edge | IE/Edge | 2056538 |
| Safari | Safari | 972459 |
| Safari | Chrome | 857932 |
| Chrome | Opera | 697901 |
| Safari | Firefox | 548891 |
| Firefox | Chrome | 471336 |
| Other | Chrome | 411800 |
| IE/Edge | Opera | 383341 |
| Opera | Opera | 268592 |
| Other | Firefox | 206447 |
| Chrome | IE/Edge | 196449 |
| Other | Opera | 101477 |
| Safari | Opera | 98917 |
| Opera | Chrome | 97178 |
| Firefox | Opera | 96220 |
| Opera | Firefox | 89361 |
| Other | Safari | 50659 |
| Firefox | IE/Edge | 42982 |
| Other | IE/Edge | 37113 |
| IE/Edge | Safari | 26798 |
| Safari | IE/Edge | 13646 |
| Opera | IE/Edge | 13473 |
| Chrome | Safari | 11852 |
| Firefox | Safari | 11008 |