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 States206,498
#2South Korea198,620
#3Poland190,741
#4Japan187,677
#5Germany183,835
#6United Kingdom180,609
#7Canada180,416
#8France180,027
#9Russia175,624
#10Taiwan174,425
#11China173,310
#12Australia169,329
#13Brazil167,211
#14Hong Kong162,904
#15Chile161,753
#16Singapore160,207
#17Sweden159,614
#18Finland157,910
#19Norway157,879
#20Austria154,883
#21Italy153,723
#22Netherlands152,746
#23Argentina152,446
#24Indonesia151,495
#25Lithuania150,503
#26Spain148,790
#27Mexico146,717
#28Philippines143,729
#29Denmark143,381
#30Czech Republic141,437
#31New Zealand140,768
#32Ukraine139,598
#33Hungary139,104
#34Malaysia138,564
#35Switzerland133,370
#36Portugal133,342
#37Thailand132,428
#38Romania132,088
#39Belgium130,548
#40Vietnam130,478
#41Estonia129,762
#42Israel129,528
#43Turkey126,762
#44Greece125,080
#45Latvia124,548
#46Peru121,756
#47Slovakia120,130
#48Serbia120,120
#49Bulgaria119,452
#50Uruguay119,237
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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