Frequencies for first 10,000 rows of pct012m007 variable in sf12010860us32 dataset :

    4 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,800       98.00       98.00
          1 |        173        1.73       99.73
          2 |         23        0.23       99.96
          3 |          2        0.02       99.98
          7 |          1        0.01       99.99
          8 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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