Again, interpreting correlations is tricky. Use with caution.
Families With Income $12,500 to $14,999 is correlated with the log of (Ethnicity per capita):
Jews ............ -0.78
Russians ........ -0.77
Lithuanians ..... -0.77
Greeks .......... -0.74
Romanian ........ -0.68
Ukrainian ....... -0.67
Polish .......... -0.65
Italian ......... -0.64
Austrian ........ -0.64
Portuguese ...... -0.62
West Indians .... -0.58
Hungarian ....... -0.57
Canadian ........ -0.54
Arab ............ -0.53
Slovak .......... -0.42
Yugoslavian ..... -0.35
Finnish ......... -0.34
Belgian ......... -0.27
Swedish ......... -0.23
French .......... -0.14
Scottish ........ -0.12
Swiss ........... -0.12
Danish .......... -0.10
Irish ........... -0.07
Welsh ............ 0.07
Czech ............ 0.12
English .......... 0.16
Norwegian ........ 0.16
German ........... 0.29
Dutch ............ 0.44
Scotch Irish ..... 0.56