462 events at 150 venues:

31. Cambridge Portland Arms
30. Cambridge Junction J2
28. Cambridge Corn Exchange
24. Cambridge Junction J1
22. London Royal Albert Hall
18. London Hammersmith Apollo
13. London Royal Festival Hall
12. London Shepherd's Bush Empire
11. London Barbican Hall
9. London Roundhouse
8. London Union Chapel
7. London Hyde Park
6. London Brixton Academy, London Bush Hall, London O2 Arena, Southampton Guildhall
5. Cambridge Folk Festival, Cambridge Storey's Field, London Borderline, London Forum, London Koko, London Wembley Arena, Royston Folk Club
4. Nottingham Arena, Southampton Brook
3. Blackpool Opera House, Brighton Dome, Cambridge Blue Moon, Cambridge Unitarian Church, Gateshead Sage, Hop Farm Festival, London 100 Club, London Hammersmith Regal Room, London Islington Assembly Hall, London Palladium, London Queen Elizabeth Hall, Manchester Apollo, Milton Keynes Stables, Newcastle Arena, Sheffield Arena, Southampton Talking Heads
2. Birmingham NEC, Birmingham NIA, Cork Marquee, Edinburgh Playhouse, Kilkenny Nowlan Park, Liverpool Philharmonic Hall, London Barfly, London Electric Ballroom, London Emirates Stadium, London Garage (Upstairs), London Islington Academy, London Kings Place, London Lexington, London Old Queen's Head, London Regent's Park, London Scala, London Troxy, London Village Underground, London Water Rats, London Wembley Stadium, New York Beacon Theatre, Newcastle Academy, Newcastle Opera House, Sheffield Leadmill, Stockholm Waterfront
1. Alfriston Old Chapel, Basingstoke Anvil, Bedford Corn Exchange, Bedford Ent Shed, Bedford Harpur Cellar Bar, Bedford Harpur Suite, Bedford St. Peter's, Bergamo di Lazzaretto, Berlin Arena, Bournemouth Centre, Cambridge Boathouse, Cambridge CB2, Cambridge Clare Hall College, Cambridge Great St. Mary's, Cambridge Haymakers, Cambridge Junction J3, Cambridge Parker's Piece, Cambridge St. Paul's, Cambridge St. Philip's, Cambridge West Road Concert Hall, Dublin O2 Arena, Dublin Royal Hospital Kilmainham, Durham Fishtank, Durham Walkabout, Earls Barton Kontra Roots Club, Glasgow SECC, Leeds Fox and Newt, Leicester O2 Academy, Liverpool Clarence Dock, Liverpool Mountford Hall, London Balham The Bedford, London Barbican Theatre, London Bloomsbury Theatre, London Bridge Theatre, London Brooklyn Bowl, London Cadogan Hall, London Cecil Sharp House, London Coronet Theatre, London Dingwalls, London Finsbury Park, London Garage (Downstairs), London Gibson Sound Studio, London Green Note, London Hospital Club, London Hoxton Bar and Kitchen, London Hoxton Hall, London Luminaire, London Moth Club, London Nell's Jazz and Blues, London Olympic Park, London Omeara, London Oslo, London Paper Dress, London Purcell Room, London Rock Garden, London Roundhouse Sackler Space, London Slaughtered Lamb, London Soho Review Bar, London St James Piccadilly, London St. Giles-in-the-Fields, London St. Luke's, London St. Pancras Old Church, London Theatre Royal, Manchester Arena, Manchester Bridgewater Hall, Manchester Etihad Stadium, Manchester Opera House, Montreux Jazz Festival, Norwich Waterfront, Nottingham Bodega Club, Nottingham Maze, Nottingham Rescue Rooms, Nottingham Rock City, Nottingham Royal Concert Hall, Paris Grand Rex, Sheffield Cafe #9, Sheffield Firth Hall, Sheffield Greystones, Sheffield Memorial Hall, Sheffield Plug, Sheffield Queen's Social Club, St Albans City Hall, Winchester Railway Inn, York Barbican Hall

38 cities (in 8 countries):

214. London
139. Cambridge
13. Southampton
11. Sheffield
9. Nottingham
7. Manchester, Newcastle
5. Bedford, Royston
4. Birmingham, Liverpool
3. Blackpool, Brighton, Gateshead, Hop Farm, Milton Keynes
2. Cork, Dublin, Durham, Edinburgh, Kilkenny, New York, Stockholm
1. Alfriston, Basingstoke, Bergamo, Berlin, Bournemouth, Earls Barton, Glasgow, Leeds, Leicester, Montreux, Norwich, Paris, St Albans, Winchester, York