Frequencies for first 10,000 rows of pct012m110 variable in sf12010880us32 dataset :

    3 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,865       98.65       98.65
          1 |        125        1.25       99.90
          2 |          8        0.08       99.98
          3 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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