Immigrants from Portugal vs South African Median Earnings

The statistical analysis conducted on geographies consisting of 174,787,782 people shows a weak negative correlation between the proportion of Immigrants from Portugal and median earnings in the United States with a correlation coefficient (R) of -0.214 and weighted average of $47,304. Similarly, the statistical analysis conducted on geographies consisting of 182,600,845 people shows a poor negative correlation between the proportion of South Africans and median earnings in the United States with a correlation coefficient (R) of -0.150 and weighted average of $50,752, a difference of 7.3%.

Median Earnings Correlation Summary

Measurement	Immigrants from Portugal	South African
Minimum	$21,818	$22,500
Maximum	$81,250	$84,919
Range	$59,432	$62,419
Mean	$46,644	$52,531
Median	$47,553	$53,417
Interquartile 25% (IQ1)	$40,436	$42,247
Interquartile 75% (IQ3)	$52,307	$56,939
Interquartile Range (IQR)	$11,871	$14,692
Standard Deviation (Sample)	$9,540	$14,077
Standard Deviation (Population)	$9,471	$13,814

Similar Demographics by Median Earnings

Demographics Similar to Immigrants from Portugal by Median Earnings

In terms of median earnings, the demographic groups most similar to Immigrants from Portugal are Immigrants from Vietnam ($47,282, a difference of 0.050%), Irish ($47,276, a difference of 0.060%), Czech ($47,221, a difference of 0.18%), Slavic ($47,470, a difference of 0.35%), and Slovak ($47,095, a difference of 0.44%).

Demographics	Rating \| Rank	Median Earnings
Immigrants \| South Eastern Asia	85.0 /100 \| #147	Excellent $47,671
Immigrants \| Eritrea	84.8 /100 \| #148	Excellent $47,657
Luxembourgers	84.5 /100 \| #149	Excellent $47,640
Peruvians	84.2 /100 \| #150	Excellent $47,628
Immigrants \| Oceania	84.1 /100 \| #151	Excellent $47,617
Immigrants \| Germany	83.1 /100 \| #152	Excellent $47,566
Slavs	81.1 /100 \| #153	Excellent $47,470
Immigrants \| Portugal	77.3 /100 \| #154	Good $47,304
Immigrants \| Vietnam	76.7 /100 \| #155	Good $47,282
Irish	76.6 /100 \| #156	Good $47,276
Czechs	75.1 /100 \| #157	Good $47,221
Slovaks	71.7 /100 \| #158	Good $47,095
Immigrants \| Peru	69.6 /100 \| #159	Good $47,025
Alsatians	69.6 /100 \| #160	Good $47,023
Immigrants \| Eastern Africa	68.0 /100 \| #161	Good $46,969

Demographics Similar to South Africans by Median Earnings

In terms of median earnings, the demographic groups most similar to South Africans are Immigrants from Scotland ($50,741, a difference of 0.020%), Immigrants from Netherlands ($50,818, a difference of 0.13%), Immigrants from Egypt ($50,901, a difference of 0.29%), Immigrants from Italy ($50,581, a difference of 0.34%), and Immigrants from Western Europe ($50,549, a difference of 0.40%).

Demographics	Rating \| Rank	Median Earnings
Immigrants \| Spain	99.9 /100 \| #67	Exceptional $51,092
Paraguayans	99.9 /100 \| #68	Exceptional $51,068
Mongolians	99.8 /100 \| #69	Exceptional $51,038
Lithuanians	99.8 /100 \| #70	Exceptional $50,991
Immigrants \| Ukraine	99.8 /100 \| #71	Exceptional $50,984
Immigrants \| Egypt	99.8 /100 \| #72	Exceptional $50,901
Immigrants \| Netherlands	99.8 /100 \| #73	Exceptional $50,818
South Africans	99.8 /100 \| #74	Exceptional $50,752
Immigrants \| Scotland	99.8 /100 \| #75	Exceptional $50,741
Immigrants \| Italy	99.7 /100 \| #76	Exceptional $50,581
Immigrants \| Western Europe	99.7 /100 \| #77	Exceptional $50,549
Argentineans	99.6 /100 \| #78	Exceptional $50,399
Laotians	99.6 /100 \| #79	Exceptional $50,343
Ukrainians	99.6 /100 \| #80	Exceptional $50,320
Immigrants \| Southern Europe	99.6 /100 \| #81	Exceptional $50,280