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

   death_mo |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,049       60.49       60.49
          1 |        441        4.41       64.90
          2 |        402        4.02       68.92
          3 |        426        4.26       73.18
          4 |        390        3.90       77.08
          5 |        442        4.42       81.50
          6 |        369        3.69       85.19
          7 |        284        2.84       88.03
          8 |        255        2.55       90.58
          9 |        169        1.69       92.27
         10 |        247        2.47       94.74
         11 |        254        2.54       97.28
         12 |        263        2.63       99.91
         99 |          9        0.09      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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