Frequencies for first 10,000 rows of pct0040004 variable in sf12010880us15 dataset :

  (M52-R98) |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,981       99.81       99.81
          1 |         15        0.15       99.96
          2 |          1        0.01       99.97
          3 |          2        0.02       99.99
          5 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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