Frequencies for first 10,000 rows of stresfip variable in natl1982 dataset :

   State of |
  Residence |
     (FIPS) |      Freq.     Percent        Cum.
------------+-----------------------------------
         01 |      9,752       97.52       97.52
         06 |          1        0.01       97.53
         12 |         89        0.89       98.42
         13 |         34        0.34       98.76
         17 |          1        0.01       98.77
         23 |          2        0.02       98.79
         24 |          1        0.01       98.80
         26 |          1        0.01       98.81
         28 |         58        0.58       99.39
         39 |          1        0.01       99.40
         42 |          1        0.01       99.41
         45 |          2        0.02       99.43
         47 |         56        0.56       99.99
         48 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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