Frequencies for marketcoverage variable in busrules2015 dataset :

   Market Coverage |      Freq.     Percent        Cum.
-------------------+-----------------------------------
        Individual |      5,603       55.50       55.50
SHOP (Small Group) |      4,492       44.50      100.00
-------------------+-----------------------------------
             Total |     10,095      100.00

by Jean Roth , jroth@nber.org , 9 Dec 2017