Frequencies for first 10,000 rows of pct013e013 variable in sf12010880us35 dataset :

   35 to 39 |
      years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,243       92.43       92.43
          1 |        551        5.51       97.94
          2 |        133        1.33       99.27
          3 |         45        0.45       99.72
          4 |         13        0.13       99.85
          5 |          8        0.08       99.93
          6 |          2        0.02       99.95
          8 |          4        0.04       99.99
         11 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 8 May 2017