Frequencies for first 10,000 rows of noterm variable in natl1989 dataset :

  Number of |
      Other |
Termination |
          s |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,087       80.87       80.87
          1 |      1,457       14.57       95.44
          2 |        316        3.16       98.60
          3 |         76        0.76       99.36
          4 |         21        0.21       99.57
          5 |          9        0.09       99.66
          6 |          4        0.04       99.70
          7 |          1        0.01       99.71
          8 |          1        0.01       99.72
          9 |          1        0.01       99.73
         10 |          1        0.01       99.74
         99 |         26        0.26      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 3 Jan 2016