Frequencies for sourcename variable in network2016 dataset :

Source Name |      Freq.     Percent        Cum.
------------+-----------------------------------
       HIOS |        715       51.18       51.18
        OPM |         35        2.51       53.69
      SERFF |        647       46.31      100.00
------------+-----------------------------------
      Total |      1,397      100.00

by Jean Roth , jroth@nber.org , 6 Oct 2016