Frequencies for first 10,000 rows of state variable in person dataset :

      state |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      2,536       25.36       25.36
          2 |        207        2.07       27.43
          4 |      2,818       28.18       55.61
          5 |      1,321       13.21       68.82
          6 |      3,118       31.18      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2016