Frequencies for first 10,000 rows of dysfunc variable in natl1997 dataset :

Dysfunction |
   al labor |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        190        1.90        1.90
          2 |      9,803       98.03       99.93
          9 |          7        0.07      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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