Frequencies for first 10,000 rows of partdbasicpremiumbelowregio variable in ma2013 dataset :

    Part D Basic Premium |
          Below Regional |
              Benchmark? |      Freq.     Percent        Cum.
-------------------------+-----------------------------------
                         |      8,501       85.01       85.01
Below Regional Benchmark |      1,499       14.99      100.00
-------------------------+-----------------------------------
                   Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 14 Apr 2016