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

      state |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      2,498       24.98       24.98
          2 |        170        1.70       26.68
          4 |      2,666       26.66       53.34
          5 |      1,511       15.11       68.45
          6 |      3,155       31.55      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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