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

                       Affiliation Code |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
                                      0 |          6        0.06        0.06
Central  This code is used if the organ |         15        0.15        0.21
Intermediate  This code is used if the  |          2        0.02        0.23
Independent  This code is used if the o |      8,197       81.97       82.20
Central  This code is used if the organ |         14        0.14       82.34
Central  This code is used if the organ |          1        0.01       82.35
Subordinate  This code is used if the o |      1,765       17.65      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

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