Frequencies for first 10,000 rows of pct012e114 variable in sf12000860us20 dataset :

    7 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,751       97.51       97.51
          1 |        207        2.07       99.58
          2 |         34        0.34       99.92
          3 |          5        0.05       99.97
          4 |          2        0.02       99.99
          5 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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