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

        Services Provided: Surgical ICU |
                            Description |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
                                        |      8,614       86.14       86.14
                           NOT PROVIDED |      1,239       12.39       98.53
                      PROVIDED BY STAFF |        128        1.28       99.81
PROVIDED BY STAFF AND UNDER ARRANGEMENT |         11        0.11       99.92
             PROVIDED UNDER ARRANGEMENT |          8        0.08      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

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