Frequencies for first 10,000 rows of pct012e008 variable in sf12010880us24 dataset :

    5 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,788       97.88       97.88
          1 |        181        1.81       99.69
          2 |         26        0.26       99.95
          3 |          4        0.04       99.99
          7 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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