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
#1South Korea184,920
#2United States184,126
#3Japan176,770
#4Germany170,210
#5Poland169,610
#6France164,075
#7United Kingdom162,484
#8China162,088
#9Canada161,939
#10Taiwan158,139
#11Russia156,714
#12Australia151,579
#13Brazil149,688
#14Hong Kong147,951
#15Finland146,530
#16Sweden145,260
#17Chile144,134
#18Norway142,481
#19Italy141,711
#20Austria140,598
#21Netherlands139,741
#22Argentina138,848
#23Singapore138,006
#24Mexico136,575
#25Indonesia133,782
#26Lithuania133,732
#27New Zealand132,385
#28Philippines131,471
#29Denmark131,220
#30Spain130,463
#31Malaysia123,613
#32Hungary123,553
#33Thailand123,414
#34Czech Republic122,718
#35Portugal121,153
#36Ukraine120,242
#37Switzerland118,806
#38Vietnam117,183
#39Israel116,835
#40Estonia115,945
#41Belgium115,391
#42Romania113,502
#43Turkey113,036
#44Greece112,278
#45Latvia110,691
#46Bulgaria109,131
#47Slovakia108,300
#48Peru106,866
#49Venezuela105,801
#50Uruguay104,340
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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