Frequencies for first 10,000 rows of rgn_cd variable in posclia2017 dataset :

Region Code |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        373        3.73        3.73
         10 |        273        2.73        6.46
          2 |        590        5.90       12.36
          3 |        776        7.76       20.12
          4 |      1,990       19.90       40.02
          5 |      1,318       13.18       53.20
          6 |      1,216       12.16       65.36
          7 |        397        3.97       69.33
          8 |        293        2.93       72.26
          9 |      2,774       27.74      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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