+ the Austro-Hungarian metro areas.
As you can see, the ranking of each country doesn't really reflect the ranking of their capital cities. Some countries concentrate the wealth in their capital (Slovakia), other countries much less so, with a more homogeneous spread of wealth across the country (Slovenia).
GDP per capita in 2011 (in US dollars, at market exchange rates, not at purchasing power parity):
- Canton of Geneva: $118,721 (figure inflated by commuters coming from neighboring areas in France and Switzerland)
- Canton of Zurich: $104,733
- cantons of Basel-Stadt & Basel-Land + German district of Lörrach: $93,436 (figure inflated by commuters coming from neighboring areas in Switzerland and France)
- Oslo metro area: between $84,000 and $94,000 (depending on the definition of the metro area)
SWITZERLAND (entire country): $83,679 ($51,352 at PPP)
- Stockholm County: $78,301
- Munich metro area: $71,460
- Paris Region: $71,307
- Copenhagen metro area: $70,128
- Helsinki-Uusimaa Region: $64,385
- Brussels-Capital + Flemish & Walloon Brabant: $64,322
- Dublin metro area: $62,406
- Rhine-Main metro area (Frankfurt-Wiesbaden-Mainz): $60,332
- Vienna metro area: $58,836
- Antwerp arrondissement: $58,318
- Stuttgart metro area: $57,832
- Hamburg metro area: $57,036
- Greater London + 6 home counties: $54,802
- Randstad (Amsterdam, The Hague, Rotterdam, Utrecht): $52,537
- Milan metro area: $52,105
- Lyon metro area: $50,738
THE NETHERLANDS (entire country): $49,968
AUSTRIA (entire country): $49,566
ÉIRE (entire country): $49,344
- Rhine-Ruhr metro area (Essen-Düsseldorf-Cologne): $47,914
- Edinburgh metro area: $47,913
- Nice-Monaco (Alpes-Maritimes + Principality of Monaco): $47,763 (figure heavily weighed down by the numerous retirees living in the area)
- Toulouse metro area: $46,729
BELGIUM (entire country): $46,539
GERMANY (entire country): $45,293
- Rome metro area: $45,210
- Bristol metro area: $44,793
- Marseille metro area: $44,582
- Bordeaux metro area: $43,251
- Florence metro area: $42,922
FRANCE (entire country): $42,812
- Turin province: $42,192
- Madrid province: $40,940
- Berlin metro area: $39,046
- Bilbao province: $39,039
UK (entire country): $38,964
- Liège arrondissement: $37,892
ITALY (entire country): $37,025
- Barcelona province: $35,861
- Glasgow metro area: $35,278
- Athens region (Attica): $35,263
- West Yorkshire metro area (Leeds-Bradford): $34,463
- Manchester metro area: $34,255
- Newcastle metro area: $33,287
- Bratislava metro area: $32,404
- Birmingham metro area: ca. $32,000
- Lisbon metro area: $31,333
SPAIN (entire country): $31,173
- Prague metro area: $30,810
- Ljubljana metro area: $30,480
- Liverpool metro area: $29,783
- Valencia province: $28,827
- Warsaw metro area: $27,914
- South Yorkshire metro area (Sheffield-Doncaster): $27,593
GREECE (entire country): $26,104
- Palermo province: $25,549
SLOVENIA (entire country): $24,520
- Budapest metro area: $22,867
- Thessaloniki regional unit: $22,612
PORTUGAL (entire country): $22,570
- Naples metro area: $22,150
- Zagreb metro area: $21,537
CZECH REPUBLIC (entire country): $20,627
- Poznan metro area: $20,446
- Porto metro area: $19,634
SLOVAKIA (entire country): $17,790
- Wroclaw metro area: $16,638
- Katowice-Bytom-Gliwice metro area: $15,653
- Istanbul province: $15,618
- Tricity (Gdansk) metro area: $14,976
- Krakow metro area: $14,942
CROATIA (entire country): $14,453
HUNGARY (entire country): $13,868
POLAND (entire country): $13,400
TURKEY (entire country): $10,413