Frequencies for first 10,000 rows of oterml20 variable in natl1979 dataset :

  Number of |
      Other |
Termination |
s Before 20 |
      Weeks |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,652       86.52       86.52
          1 |      1,111       11.11       97.63
          2 |        185        1.85       99.48
          3 |         23        0.23       99.71
          4 |         13        0.13       99.84
          5 |          5        0.05       99.89
          6 |          3        0.03       99.92
          7 |          2        0.02       99.94
          8 |          1        0.01       99.95
         99 |          5        0.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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