| Branches | Percent entered | Rank |
|---|---|---|
| 5 Boroughs Branch | 0.1%0.1 | 745745 |
| A.Q.A. | 0.0%0 | 786786 |
| Aberdeen City | 1.0%1 | 214214 |
| Aberdeen Universities Branch | 0.7%0.7 | 292292 |
| Aberdeenshire | 0.5%0.5 | 376376 |
| Abertawe Bro Morgannwg Health Care | 0.2%0.2 | 646646 |
| Aberystwyth University | 0.8%0.8 | 259259 |
| Adur and Worthing | 0.2%0.2 | 646646 |
| Amber Valley | 10.6%10.6 | 1616 |
| Andover Basingstoke and Winchester Hospitals | 0.3%0.3 | 552552 |
