Frequencies for first 10,000 rows of affiliation variable in eobmfva dataset :

                       Affiliation Code |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
                                      0 |         11        0.11        0.11
Central  This code is used if the organ |         25        0.25        0.36
Intermediate  This code is used if the  |          4        0.04        0.40
Independent  This code is used if the o |      7,298       72.98       73.38
Central  This code is used if the organ |         48        0.48       73.86
Central  This code is used if the organ |          5        0.05       73.91
Subordinate  This code is used if the o |      2,609       26.09      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 15 Apr 2019