Frequencies for first 10,000 rows of stsubres variable in natl1991 dataset :

      State |
 Subcode of |
  Residence |      Freq.     Percent        Cum.
------------+-----------------------------------
         21 |          1        0.01        0.01
         54 |          1        0.01        0.02
         57 |          1        0.01        0.03
         58 |         26        0.26        0.29
         59 |         58        0.58        0.87
         61 |          2        0.02        0.89
         62 |         34        0.34        1.23
         63 |      9,862       98.62       99.85
         64 |         10        0.10       99.95
         71 |          1        0.01       99.96
         73 |          1        0.01       99.97
         74 |          1        0.01       99.98
         93 |          1        0.01       99.99
         95 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015