Frequencies for first 10,000 rows of dysfunc variable in natl2000 dataset :

Dysfunction |
   al labor |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        220        2.20        2.20
          2 |      9,778       97.78       99.98
          9 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015