Frequencies for first 10,000 rows of pct013e034 variable in sf12010860us35 dataset :

   22 to 24 |
      years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,178       91.78       91.78
          1 |        571        5.71       97.49
          2 |        146        1.46       98.95
          3 |         58        0.58       99.53
          4 |         21        0.21       99.74
          5 |         14        0.14       99.88
          6 |          6        0.06       99.94
          7 |          3        0.03       99.97
          8 |          1        0.01       99.98
          9 |          1        0.01       99.99
         19 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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