Frequencies for first 10,000 rows of pct012l207 variable in sf12010860us31 dataset :

 100 to 104 |
      years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,887       98.87       98.87
          1 |         90        0.90       99.77
          2 |         14        0.14       99.91
          3 |          3        0.03       99.94
          4 |          3        0.03       99.97
          5 |          1        0.01       99.98
          6 |          1        0.01       99.99
         17 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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