Frequencies for first 10,000 rows of pct012j206 variable in sf12010880us29 dataset :

   99 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,566       95.66       95.66
          1 |        279        2.79       98.45
          2 |         81        0.81       99.26
          3 |         35        0.35       99.61
          4 |         17        0.17       99.78
          5 |         10        0.10       99.88
          6 |          6        0.06       99.94
          7 |          3        0.03       99.97
         10 |          1        0.01       99.98
         11 |          1        0.01       99.99
         13 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 8 May 2017