Frequencies for first 10,000 rows of pct012e004 variable in sf12000860us20 dataset :

     1 year |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,743       97.43       97.43
          1 |        225        2.25       99.68
          2 |         24        0.24       99.92
          3 |          6        0.06       99.98
          4 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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