- NMS (20,884)
- SF (17,626)
- NLM (9,731)
- YORYM (9,164)
- LIN (8,744)
- SWYOR (8,690)
- IOW (8,621)
- LVPL (8,466)
- WMID (8,166)
- PUBLIC (8,031)
- SUSS (7,764)
- SUR (7,092)
- HAMP (6,609)
- BH (6,546)
- NARC (6,538)
- BERK (6,442)
- WAW (6,326)
- WILT (6,108)
- LEIC (5,148)
- SOM (4,942)
- KENT (4,515)
- DENO (3,690)
- ESS (3,513)
- LANCUM (3,407)
- CORN (3,279)
- LON (2,886)
- HESH (2,799)
- GLO (2,247)
- OXON (2,222)
- BUC (2,125)
- NCL (1,989)
- DUR (1,967)
- DOR (1,840)
- BM (1,348)
- NMGW (1,339)
- DEV (1,298)
- CAM (1,102)
- SOMDOR (1,098)
- FAKL (659)
- PAS (524)
- WREX (397)
- CPAT (275)
- STAFFS (262)
- ASHM (230)
- GAT (213)
- FASAM (183)
- DYFED (128)
- RAH (104)
- WMAS (78)
- FAPJW (49)
- IHS (27)
- FASW (24)
- FAJN (20)
- JP (18)
- IARCH (15)
- COOK (6)
- FABM (5)
- MURPHY (5)
- NULL
(4)
- GGAT (2)
- RESEARCH (2)
- FAHG (1)
- IARCW (1)
- YMT (1)