Frequencies for first 10,000 rows of state_cd variable in pos2014 dataset :

      State |
Abbreviatio |
          n |      Freq.     Percent        Cum.
------------+-----------------------------------
         AK |        279        2.79        2.79
         AL |      2,061       20.61       23.40
         AR |      2,075       20.75       44.15
         AZ |      1,760       17.60       61.75
         CA |      3,825       38.25      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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