| Party | Response rate of MPs (in 2 to 3 weeks) |
|---|---|
| Independent Labour | very high (56 out of 68) |
| SNP | high (123 out of 171) |
| Conservative | high (9,641 out of 13,470) |
| UUP | high (27 out of 38) |
| Independent | high (55 out of 78) |
| Plaid Cymru | high (45 out of 67) |
| DUP | high (111 out of 178) |
| Liberal Democrat | medium (2,347 out of 3,923) |
| Labour | medium (11,902 out of 21,715) |
| SDLP | low (19 out of 61) |
| Respect | low (44 out of 163) |
| Sinn Féin | low (6 out of 23) |