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

         Overall Star Rating |      Freq.     Percent        Cum.
-----------------------------+-----------------------------------
                             |      4,452       44.52       44.52
                     2 Stars |          4        0.04       44.56
                   2.5 Stars |        688        6.88       51.44
                   2.5 stars |        122        1.22       52.66
                     3 Stars |        506        5.06       57.72
                     3 stars |        894        8.94       66.66
                   3.5 Stars |        784        7.84       74.50
                   3.5 stars |      1,091       10.91       85.41
                     4 Stars |         68        0.68       86.09
                     4 stars |        918        9.18       95.27
                   4.5 Stars |         13        0.13       95.40
                   4.5 stars |        188        1.88       97.28
                     5 Stars |         38        0.38       97.66
                     5 stars |         84        0.84       98.50
   Not enough data available |         20        0.20       98.70
  Not enough data available  |         60        0.60       99.30
 Plan too new to be measured |          9        0.09       99.39
Plan too new to be measured  |         61        0.61      100.00
-----------------------------+-----------------------------------
                       Total |     10,000      100.00

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