Frequencies for chaincity variable in hcris2552_96_2004 dataset :

         chaincity |      Freq.     Percent        Cum.
-------------------+-----------------------------------
                   |      6,241       99.62       99.62
       ALBUQUERQUE |          2        0.03       99.65
ARLINGTON TX 76011 |          1        0.02       99.66
            AUSTIN |          1        0.02       99.68
       BATON ROUGE |          1        0.02       99.70
            DALLAS |          4        0.06       99.76
           HOUSTON |          3        0.05       99.81
 HOUSTON  TX 77074 |          1        0.02       99.82
            IRVING |          4        0.06       99.89
         KALAMAZOO |          1        0.02       99.90
        LONG BEACH |          1        0.02       99.92
             PLANO |          2        0.03       99.95
         ST. LOUIS |          1        0.02       99.97
             TYLER |          1        0.02       99.98
    TYLER TX 75701 |          1        0.02      100.00
-------------------+-----------------------------------
             Total |      6,265      100.00

by Jean Roth , jroth@nber.org , 9 Sep 2018