| Comparison of the current First-Past-The-Post (FPTP) system, the proposed AV system, | ||||||||||
| and the ProFirst (Proportional FPTP) proposal, each applied to the 2010 UK election counts | ||||||||||
| Country | Current FPTP system | Proposed AV system | ProFirst (PFPTP) system | |||||||
| W A L E S | Votes under FPTP | Seats won (i.e. voting power in the House under the current FPTP system) | Votes under AV | Seats won (i.e. voting power in the House under the proposed AV system) | Seats won | Winning parties' actual total poll figures (and therefore also ProFirst voting power at each Division in the House) | ||||
| Total votes cast | Average voting power per MP | |||||||||
| No. | % | No. | % | No. | No. | % | ||||
| Winning parties: | Votes used | Votes used | Votes used | |||||||
| Conservative | 134,803 | 8 | 20.0% | 123,982 | 7 | 17.5% | 8 | 382,730 | 27.8% | 47,841 |
| Labour | 402,419 | 26 | 65.0% | 437,948 | 25 | 62.5% | 26 | 531,602 | 38.7% | 20,446 |
| Lib-Dem | 52,044 | 3 | 7.5% | 85,593 | 5 | 12.5% | 3 | 295,464 | 21.5% | 98,488 |
| Plaid Cymru | 35,743 | 3 | 7.5% | 41,111 | 3 | 7.5% | 3 | 165,394 | 12.0% | 55,131 |
| All winning candidates | 625,009 | 40 | 100.0% | 688,634 | 40 | 100.0% | 40 | 1,375,190 | 100.0% | 34,380 |
| 42.6% | of all votes cast | 46.9% | of all votes cast | 93.7% | of all votes cast | |||||
| Losing parties: | Votes discarded | Votes discarded | Votes discarded | |||||||
| Conservative | 247,927 | - | 258,748 | - | - | 0 | ||||
| Labour | 129,183 | - | 93,654 | - | - | 0 | ||||
| Lib-Dem | 243,420 | - | 209,871 | - | - | 0 | ||||
| Plaid Cymru | 129,651 | - | 124,283 | - | - | 0 | ||||
| Other | 91,801 | - | 91,801 | - | - | 91,801 | ||||
| All losing candidates | 841,982 | - | 778,357 | - | - | 91,801 | ||||
| 57.4% | of all votes cast | 53.1% | of all votes cast | 6.3% | of all votes cast | |||||
| Total votes cast | 1,466,991 | 1,466,991 | 1,466,991 | |||||||
| 100.0% | of all votes cast | 100.0% | of all votes cast | 100.0% | of all votes cast | |||||
| AV results based on simulation program AVOTER (AV Operational Testing, Evaluation and Research) | ||||||||||