Frequencies for summarystarratingstr variable in pdp2017 dataset :

      Summary Star Rating |      Freq.     Percent        Cum.
--------------------------+-----------------------------------
                          |          1        0.10        0.10
                2.5 Stars |        200       19.42       19.51
                  3 Stars |        264       25.63       45.15
                3.5 Stars |        223       21.65       66.80
                  4 Stars |        269       26.12       92.91
                4.5 Stars |         11        1.07       93.98
                  5 Stars |         24        2.33       96.31
Not enough data available |         38        3.69      100.00
--------------------------+-----------------------------------
                    Total |      1,030      100.00

by Jean Roth , jroth@nber.org , 6 Dec 2016