Figure 4.
Red squares indicate MSAs with a high level of Puerto Rican segregation, orange diamonds indicate MSAs with a low level of Puerto Rican segregation, and small blue dots indicate that the Puerto Rican population is too small in these MSAs to warrant segregation measures. Large black city abbreviations indicate the eastern US, medium green city abbreviations indicate the central US, and small blue city abbreviations indicate the western US. (Atlanta = Atl, Baltimore=Bal, Boston=Bos, Chicago=Chi, Dallas=Dal, Denver=Den, Detroit=Det, Houston=Hou, Los Angeles=LA, Miami=Mia, New Orleans=NO, New York=NY, Newark=Nwk, Oakland=Oak, Phoenix=Phx, Philadelphia=Phi, San Diego = SD, San Francisco=SF, Seattle=Sea, St. Louis = StL, Washington, D.C. = WDC)