Frequencies for first 10,000 rows of pct001037 variable in sf12000860us12 dataset :

      Yuman |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,935       99.35       99.35
          1 |         52        0.52       99.87
          2 |          8        0.08       99.95
          3 |          5        0.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2017