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

                       Affiliation Code |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
                                      0 |         28        0.28        0.28
Central  This code is used if the organ |         20        0.20        0.48
Intermediate  This code is used if the  |         15        0.15        0.63
Independent  This code is used if the o |      7,198       71.98       72.61
Central  This code is used if the organ |         38        0.38       72.99
Central  This code is used if the organ |          2        0.02       73.01
Subordinate  This code is used if the o |      2,699       26.99      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

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