Frequencies for first 10,000 rows of stfips variable in uswbo19agesadj dataset :

 State FIPS |
       code |      Freq.     Percent        Cum.
------------+-----------------------------------
         01 |      6,155       61.55       61.55
         02 |        113        1.13       62.68
         04 |      1,498       14.98       77.66
         05 |      2,234       22.34      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 2 Jan 2018