Frequencies for first 10,000 rows of pct013e034 variable in sf12000860us31 dataset :

   22 to 24 |
      years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,248       92.48       92.48
          1 |        539        5.39       97.87
          2 |        149        1.49       99.36
          3 |         37        0.37       99.73
          4 |          9        0.09       99.82
          5 |          6        0.06       99.88
          6 |          5        0.05       99.93
          7 |          3        0.03       99.96
          8 |          2        0.02       99.98
          9 |          1        0.01       99.99
         11 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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