Frequencies for first 10,000 rows of stateres variable in natl1980 dataset :

 NCHS State |
         of |
  Residence |      Freq.     Percent        Cum.
------------+-----------------------------------
         01 |      9,718       97.18       97.18
         05 |          2        0.02       97.20
         09 |          1        0.01       97.21
         10 |         88        0.88       98.09
         11 |         53        0.53       98.62
         14 |          1        0.01       98.63
         18 |          1        0.01       98.64
         21 |          1        0.01       98.65
         25 |         44        0.44       99.09
         34 |          3        0.03       99.12
         36 |          1        0.01       99.13
         43 |         84        0.84       99.97
         48 |          1        0.01       99.98
         49 |          1        0.01       99.99
         59 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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