Frequencies for first 10,000 rows of oterml20 variable in natl1983 dataset :

  Number of |
      Other |
Termination |
s Before 20 |
      Weeks |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,374       83.74       83.74
          1 |      1,278       12.78       96.52
          2 |        252        2.52       99.04
          3 |         74        0.74       99.78
          4 |         13        0.13       99.91
          5 |          4        0.04       99.95
          6 |          1        0.01       99.96
          8 |          1        0.01       99.97
          9 |          1        0.01       99.98
         99 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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