Frequencies for first 10,000 rows of ratingareaid variable in rate2017 dataset :

Rating Area ID |      Freq.     Percent        Cum.
---------------+-----------------------------------
 Rating Area 1 |      6,918       69.18       69.18
 Rating Area 2 |      1,796       17.96       87.14
 Rating Area 3 |      1,286       12.86      100.00
---------------+-----------------------------------
         Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 8 Dec 2017