Frequencies for first 10,000 rows of pct012h207 variable in sf12010860us27 dataset :

 100 to 104 |
      years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,614       96.14       96.14
          1 |        229        2.29       98.43
          2 |         48        0.48       98.91
          3 |         24        0.24       99.15
          4 |         25        0.25       99.40
          5 |         13        0.13       99.53
          6 |         12        0.12       99.65
          7 |         11        0.11       99.76
          8 |          6        0.06       99.82
          9 |          5        0.05       99.87
         10 |          3        0.03       99.90
         11 |          1        0.01       99.91
         12 |          3        0.03       99.94
         13 |          1        0.01       99.95
         16 |          1        0.01       99.96
         17 |          1        0.01       99.97
         18 |          1        0.01       99.98
         21 |          1        0.01       99.99
         28 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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