EU Membership: SurveyMonkey
| End Date | Company | Client | IN | OUT | DK | Lead |
| 22 Jun 2016 | SurveyMonkey Online | Washington Post | 50 | 47 | 3 | +3 |
| 20 Jun 2016 | SurveyMonkey Online | NBC | 48 | 49 | 3 | +1 |
| 15 Jun 2016 | SurveyMonkey Online | NBC | 48 | 48 | 4 | Tie |
| End Date | Company | Client | IN | OUT | DK | Lead |
| 22 Jun 2016 | SurveyMonkey Online | Washington Post | 50 | 47 | 3 | +3 |
| 20 Jun 2016 | SurveyMonkey Online | NBC | 48 | 49 | 3 | +1 |
| 15 Jun 2016 | SurveyMonkey Online | NBC | 48 | 48 | 4 | Tie |