Frequencies for first 10,000 rows of pct012m113 variable in sf12000860us28 dataset :

    6 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,841       98.41       98.41
          1 |        146        1.46       99.87
          2 |         11        0.11       99.98
          3 |          1        0.01       99.99
          4 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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