Frequencies for v24 variable in hqi_hosp dataset :

         Effectiveness of care national |
                    comparison footnote |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
                                        |      3,702       76.84       76.84
Data are shown only for hospitals tha.. |        163        3.38       80.22
Data suppressed by CMS for one or mor.. |         49        1.02       81.24
Results are not available for this re.. |        904       18.76      100.00
----------------------------------------+-----------------------------------
                                  Total |      4,818      100.00

by Jean Roth , jroth@nber.org , 15 Nov 2016