Frequencies for first 10,000 rows of acc_dhend variable in mcbsatc2013 dataset 

       Ever |
reached end |
of doughnut |
       hole |      Freq.     Percent        Cum.
------------+-----------------------------------
         -8 |         28        0.28        0.28
          1 |        136        1.36        1.64
          2 |        273        2.73        4.37
          . |      9,563       95.63      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 24 May 2016