Frequencies for affiliation variable in eobmfmt dataset :

                       Affiliation Code |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
                                      0 |         21        0.20        0.20
Central  This code is used if the organ |         15        0.14        0.33
Intermediate  This code is used if the  |          5        0.05        0.38
Independent  This code is used if the o |      6,822       63.41       63.79
Central  This code is used if the organ |         28        0.26       64.05
Intermediate  This code is used if the  |          1        0.01       64.06
Subordinate  This code is used if the o |      3,866       35.94      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,758      100.00

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