| Similarity | Rank | |
|---|---|---|
| comScore | 0.843 | 55106 |
| eMarketer | 0.773 | 73322 |
| Forrester | 0.768 | 31949 |
| Nielsen | 0.764 | 22948 |
| Ipsos | 0.761 | 76730 |
| Gartner | 0.732 | 27899 |
| YouGov | 0.715 | 84388 |
| Nielsen's | 0.714 | 94282 |
| NPD | 0.705 | 47562 |
| Insights | 0.681 | 25735 |
| Deloitte | 0.675 | 31151 |
| Capgemini | 0.673 | 93858 |
| WPP | 0.665 | 87048 |
| Research's | 0.663 | 87025 |
| PwC | 0.660 | 52866 |
| McKinsey | 0.657 | 41051 |
| Ovum | 0.656 | 97045 |
| PricewaterhouseCoopers | 0.655 | 60807 |
| Publicis | 0.649 | 94652 |
| Accenture | 0.648 | 42642 |
| Barometer | 0.646 | 78225 |
| SVP | 0.645 | 47887 |
| EMEA | 0.640 | 35970 |
| TNS | 0.640 | 79265 |
| IHS | 0.640 | 39753 |