Frequencies for first 10,000 rows of PCT012A103 variable in sf12000860us16 dataset :

 100 to 104 |
      years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,573       85.73       85.73
          1 |        965        9.65       95.38
          2 |        292        2.92       98.30
          3 |         90        0.90       99.20
          4 |         41        0.41       99.61
          5 |         15        0.15       99.76
          6 |         15        0.15       99.91
          7 |          6        0.06       99.97
          8 |          2        0.02       99.99
         13 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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