Country Rankings (Standard) by Weighted PP
A weighted PP system for ranking countries, where the top 100 players are weighted in the same way as individual plays

RankCountryPP
#1United States189,875
#2South Korea189,785
#3Japan178,756
#4Germany173,215
#5Poland172,957
#6France168,995
#7Canada167,059
#8United Kingdom166,260
#9China164,603
#10Taiwan161,700
#11Russia161,214
#12Australia156,195
#13Brazil154,068
#14Finland149,935
#15Hong Kong149,465
#16Sweden148,835
#17Chile148,362
#18Norway147,358
#19Italy144,325
#20Austria144,285
#21Singapore143,738
#22Netherlands143,179
#23Argentina141,499
#24Indonesia138,449
#25Mexico138,332
#26Lithuania137,363
#27New Zealand136,786
#28Philippines135,251
#29Denmark135,141
#30Spain134,939
#31Hungary128,522
#32Malaysia127,842
#33Czech Republic126,806
#34Ukraine125,823
#35Thailand125,174
#36Portugal124,064
#37Switzerland121,972
#38Vietnam121,089
#39Estonia120,860
#40Israel119,540
#41Belgium119,220
#42Romania117,101
#43Greece116,778
#44Turkey116,389
#45Latvia114,066
#46Bulgaria112,262
#47Slovakia112,101
#48Peru111,957
#49Uruguay109,215
#50Venezuela109,067
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The above includes every region that has at least a single player in the top 10,000. List updates weekly.

Credit to r7w for the inspiration and k3v227 for the initial suggestion