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

  Services Provided: Outpatient Surgery |
                            Description |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
                                        |      8,614       86.14       86.14
                           NOT PROVIDED |        609        6.09       92.23
                      PROVIDED BY STAFF |        701        7.01       99.24
PROVIDED BY STAFF AND UNDER ARRANGEMENT |         38        0.38       99.62
             PROVIDED UNDER ARRANGEMENT |         38        0.38      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

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