Frequencies for cholecystectomyper1000medicareen variable in 1999_surg_discharg

Cholecystec |
   tomy per |
       1000 |
   Medicare |
  Enrollees |
       1999 |      Freq.     Percent        Cum.
------------+-----------------------------------
   2.922376 |          1        1.92        1.92
   3.258051 |          1        1.92        3.85
    3.38337 |          1        1.92        5.77
   3.541673 |          1        1.92        7.69
   3.579083 |          1        1.92        9.62
   3.584314 |          1        1.92       11.54
   3.639494 |          1        1.92       13.46
   3.893852 |          1        1.92       15.38
    3.94903 |          1        1.92       17.31
    3.95296 |          1        1.92       19.23
   4.096902 |          1        1.92       21.15
   4.106915 |          1        1.92       23.08
   4.152315 |          1        1.92       25.00
   4.174458 |          1        1.92       26.92
   4.205797 |          1        1.92       28.85
   4.317956 |          1        1.92       30.77
   4.339033 |          1        1.92       32.69
   4.346717 |          1        1.92       34.62
   4.384471 |          1        1.92       36.54
   4.431568 |          1        1.92       38.46
   4.479383 |          1        1.92       40.38
   4.517881 |          1        1.92       42.31
   4.552291 |          1        1.92       44.23
   4.571237 |          1        1.92       46.15
   4.637071 |          1        1.92       48.08
   4.649598 |          1        1.92       50.00
   4.689657 |          1        1.92       51.92
   4.742548 |          1        1.92       53.85
   4.756278 |          1        1.92       55.77
    4.77644 |          1        1.92       57.69
   4.780455 |          1        1.92       59.62
   4.863006 |          1        1.92       61.54
   4.868498 |          1        1.92       63.46
   4.891263 |          1        1.92       65.38
   4.978787 |          1        1.92       67.31
    5.07011 |          1        1.92       69.23
   5.093948 |          1        1.92       71.15
   5.103455 |          1        1.92       73.08
   5.109159 |          1        1.92       75.00
   5.221626 |          1        1.92       76.92
   5.337127 |          1        1.92       78.85
   5.353041 |          1        1.92       80.77
   5.388758 |          1        1.92       82.69
   5.463756 |          1        1.92       84.62
   5.499744 |          1        1.92       86.54
   5.531516 |          1        1.92       88.46
   5.609841 |          1        1.92       90.38
   5.686948 |          1        1.92       92.31
   5.733972 |          1        1.92       94.23
   6.210504 |          1        1.92       96.15
   6.327074 |          1        1.92       98.08
   6.344408 |          1        1.92      100.00
------------+-----------------------------------
      Total |         52      100.00

by Jean Roth , jroth@nber.org , 14 Mar 2018