Frequencies for first 10,000 rows of stresexp variable in natl1997 dataset :

   Expanded |
   State of |
  Residence |      Freq.     Percent        Cum.
------------+-----------------------------------
         01 |      9,822       98.22       98.22
         05 |          2        0.02       98.24
         10 |         44        0.44       98.68
         11 |         16        0.16       98.84
         23 |          3        0.03       98.87
         25 |         70        0.70       99.57
         33 |          1        0.01       99.58
         34 |          1        0.01       99.59
         35 |          2        0.02       99.61
         40 |          1        0.01       99.62
         44 |         30        0.30       99.92
         45 |          2        0.02       99.94
         48 |          2        0.02       99.96
         50 |          1        0.01       99.97
         54 |          2        0.02       99.99
         60 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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