Frequencies for summarystarrating variable in pdp2015 dataset :

    Summary |
Star Rating |      Freq.     Percent        Cum.
------------+-----------------------------------
        2.5 |         54        3.72        3.72
          3 |         14        0.96        4.68
        3.5 |        815       56.13       60.81
          4 |        421       28.99       89.81
        4.5 |         30        2.07       91.87
          5 |         23        1.58       93.46
          . |         95        6.54      100.00
------------+-----------------------------------
      Total |      1,452      100.00

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