Frequencies for first 10,000 rows of stresfip variable in natl1987 dataset :

   State of |
  Residence |
     (FIPS) |      Freq.     Percent        Cum.
------------+-----------------------------------
         00 |          1        0.01        0.01
         01 |      9,787       97.87       97.88
         04 |          1        0.01       97.89
         12 |         61        0.61       98.50
         13 |         47        0.47       98.97
         21 |          1        0.01       98.98
         22 |          2        0.02       99.00
         28 |         41        0.41       99.41
         47 |         57        0.57       99.98
         51 |          1        0.01       99.99
         55 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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