Frequencies for first 10,000 rows of stateres variable in natl1971 dataset :

 NCHS State |
         of |
  Residence |      Freq.     Percent        Cum.
------------+-----------------------------------
         01 |      9,759       97.59       97.59
         05 |          1        0.01       97.60
         06 |          1        0.01       97.61
         10 |         76        0.76       98.37
         11 |         54        0.54       98.91
         14 |          3        0.03       98.94
         15 |          3        0.03       98.97
         18 |          1        0.01       98.98
         19 |          4        0.04       99.02
         23 |          1        0.01       99.03
         25 |         34        0.34       99.37
         26 |          1        0.01       99.38
         31 |          2        0.02       99.40
         32 |          1        0.01       99.41
         33 |          1        0.01       99.42
         34 |          1        0.01       99.43
         36 |          2        0.02       99.45
         39 |          3        0.03       99.48
         43 |         45        0.45       99.93
         44 |          2        0.02       99.95
         47 |          4        0.04       99.99
         49 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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