Frequencies for first 10,000 rows of fips_state_cd variable in pos2015 dataset 

 FIPS State |
       Code |      Freq.     Percent        Cum.
------------+-----------------------------------
            |         28        0.28        0.28
         01 |      2,079       20.79       21.07
         02 |        269        2.69       23.76
         04 |      1,809       18.09       41.85
         05 |      2,096       20.96       62.81
         06 |      3,719       37.19      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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