Frequencies for first 10,000 rows of oprtg_room_srvc_desc variable in pos2011 dataset :

      Services Provided: Operating Room |
                            Description |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
                                        |      8,614       86.14       86.14
                           NOT PROVIDED |        376        3.76       89.90
                      PROVIDED BY STAFF |        923        9.23       99.13
PROVIDED BY STAFF AND UNDER ARRANGEMENT |         35        0.35       99.48
             PROVIDED UNDER ARRANGEMENT |         52        0.52      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 20 Apr 2019