Frequencies for first 10,000 rows of noterm variable in natl1999 dataset :

  Number of |
      Other |
Termination |
          s |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,905       79.05       79.05
          1 |      1,549       15.49       94.54
          2 |        411        4.11       98.65
          3 |         85        0.85       99.50
          4 |         32        0.32       99.82
          5 |         10        0.10       99.92
          6 |          4        0.04       99.96
          7 |          1        0.01       99.97
          9 |          1        0.01       99.98
         10 |          1        0.01       99.99
         99 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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