Frequencies for first 10,000 rows of stateres variable in natl1969 dataset :

 NCHS State |
         of |
  Residence |      Freq.     Percent        Cum.
------------+-----------------------------------
         01 |      9,775       97.75       97.75
         04 |          3        0.03       97.78
         05 |          5        0.05       97.83
         07 |          1        0.01       97.84
         10 |         68        0.68       98.52
         11 |         45        0.45       98.97
         14 |          5        0.05       99.02
         15 |          2        0.02       99.04
         16 |          1        0.01       99.05
         18 |          5        0.05       99.10
         19 |          7        0.07       99.17
         20 |          1        0.01       99.18
         21 |          1        0.01       99.19
         25 |         26        0.26       99.45
         26 |          2        0.02       99.47
         28 |          2        0.02       99.49
         31 |          3        0.03       99.52
         33 |          3        0.03       99.55
         34 |          1        0.01       99.56
         36 |          2        0.02       99.58
         37 |          3        0.03       99.61
         39 |          3        0.03       99.64
         40 |          1        0.01       99.65
         41 |          1        0.01       99.66
         43 |         25        0.25       99.91
         44 |          5        0.05       99.96
         47 |          2        0.02       99.98
         48 |          1        0.01       99.99
         50 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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