Frequencies for first 10,000 rows of econds_13 variable in mort2006 dataset :

Sequence of |
  condition |
     within |
  part/line |
         13 |      Freq.     Percent        Cum.
------------+-----------------------------------
          . |     10,000      100.00      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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