Frequencies for first 10,000 rows of stresexp variable in natl1998 dataset :

   Expanded |
   State of |
  Residence |      Freq.     Percent        Cum.
------------+-----------------------------------
         01 |      9,859       98.59       98.59
         05 |          2        0.02       98.61
         10 |         30        0.30       98.91
         11 |         16        0.16       99.07
         15 |          1        0.01       99.08
         25 |         53        0.53       99.61
         35 |          1        0.01       99.62
         37 |          2        0.02       99.64
         44 |         34        0.34       99.98
         48 |          1        0.01       99.99
         49 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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