If you ever wondered where Warhammer was most popular in the world, check out some analysis I did when looking at my visitors log (below is the top 30 over the past year).
(It's not quite the same as saying these people all play warhammer but at least they were interested enough to visit a Warhammer site)
% / country / visitors
33.6% United States 31,906
17.9% United Kingdom 16,987
7.8% Canada 7,403
5.8% Australia 5,529
3.6% Germany 3,389
3.3% Poland 3,138
3.2% Sweden 3,075
2.8% Netherlands 2,686
2.6% Spain 2,430
1.7% France 1,655
1.7% Denmark 1,626
1.6% Italy 1,560
1.5% Finland 1,394
1.3% Belgium 1,274
1.0% Norway 986
1.0% New Zealand 934
1.0% Greece 925
0.8% Ireland 774
0.8% Russia 744
0.6% Czech Republic 571
0.5% Singapore 437
0.5% Japan 429
0.4% South Africa 384
0.4% Hungary 348
0.4% Switzerland 348
0.4% Austria 347
0.3% Portugal 329
0.2% Hong Kong 222
0.2% Croatia 208
0.2% Brazil 207
3% Others 2,796