Frequencies for first 10,000 rows of fipstate variable in pos1992 dataset :

 fips state |
       code |      Freq.     Percent        Cum.
------------+-----------------------------------
            |         10        0.10        0.10
         01 |      1,294       12.94       13.04
         02 |        148        1.48       14.52
         04 |        991        9.91       24.43
         05 |      1,248       12.48       36.91
         06 |      5,499       54.99       91.90
         08 |        810        8.10      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016