Frequencies for first 10,000 rows of p012e040 variable in sf12010860us7 dataset :

   50 to 54 |
      years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,104       91.04       91.04
          1 |        687        6.87       97.91
          2 |        127        1.27       99.18
          3 |         55        0.55       99.73
          4 |         15        0.15       99.88
          5 |          5        0.05       99.93
          6 |          2        0.02       99.95
          7 |          2        0.02       99.97
          8 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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