Frequencies for first 10,000 rows of pct012m114 variable in sf12000860us28 dataset :

    7 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,825       98.25       98.25
          1 |        156        1.56       99.81
          2 |         18        0.18       99.99
          3 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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