Frequencies for first 10,000 rows of pct012h103 variable in sf12010860us27 dataset :

 100 to 104 |
      years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,773       97.73       97.73
          1 |        128        1.28       99.01
          2 |         48        0.48       99.49
          3 |         24        0.24       99.73
          4 |         12        0.12       99.85
          5 |          5        0.05       99.90
          6 |          3        0.03       99.93
          7 |          1        0.01       99.94
          8 |          2        0.02       99.96
          9 |          3        0.03       99.99
         10 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 Apr 2017