Frequencies for first 10,000 rows of pct012e113 variable in sf12000860us20 dataset :

    6 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,762       97.62       97.62
          1 |        208        2.08       99.70
          2 |         23        0.23       99.93
          3 |          6        0.06       99.99
          4 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2017