Frequencies for first 10,000 rows of enicon_11 variable in mortterr2007 dataset :

  Condition |
    code 11 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,996       99.96       99.96
       E039 |          1        0.01       99.97
       K639 |          1        0.01       99.98
       P073 |          1        0.01       99.99
       X590 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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