Frequencies for first 10,000 rows of pct012m119 variable in sf12010860us32 dataset :

   12 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,842       98.42       98.42
          1 |        138        1.38       99.80
          2 |         18        0.18       99.98
          3 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 Apr 2017