Frequencies for kneereplacementper1000medicareen variable in 1996_surg_discharg

       Knee |
Replacement |
   per 1000 |
   Medicare |
  Enrollees |
       1996 |      Freq.     Percent        Cum.
------------+-----------------------------------
   1.950409 |          1        1.92        1.92
   3.432629 |          1        1.92        3.85
   3.596724 |          1        1.92        5.77
   3.908631 |          1        1.92        7.69
    3.91942 |          1        1.92        9.62
   4.048799 |          1        1.92       11.54
   4.049575 |          1        1.92       13.46
   4.144371 |          1        1.92       15.38
   4.279478 |          1        1.92       17.31
   4.299519 |          1        1.92       19.23
   4.307944 |          1        1.92       21.15
   4.472501 |          1        1.92       23.08
   4.512256 |          1        1.92       25.00
   4.611459 |          1        1.92       26.92
   4.700033 |          1        1.92       28.85
   4.707153 |          1        1.92       30.77
   4.787769 |          1        1.92       32.69
    4.81148 |          1        1.92       34.62
   4.879547 |          1        1.92       36.54
   4.925344 |          1        1.92       38.46
   4.943801 |          1        1.92       40.38
   4.946002 |          1        1.92       42.31
   4.969254 |          1        1.92       44.23
   5.104905 |          1        1.92       46.15
   5.113188 |          1        1.92       48.08
   5.164751 |          1        1.92       50.00
   5.175714 |          1        1.92       51.92
   5.242509 |          1        1.92       53.85
   5.303741 |          1        1.92       55.77
   5.375199 |          1        1.92       57.69
   5.392512 |          1        1.92       59.62
   5.408182 |          1        1.92       61.54
   5.436186 |          1        1.92       63.46
   5.457695 |          1        1.92       65.38
    5.46995 |          1        1.92       67.31
   5.639811 |          1        1.92       69.23
   5.828683 |          1        1.92       71.15
   5.852252 |          1        1.92       73.08
   6.000125 |          1        1.92       75.00
   6.107493 |          1        1.92       76.92
    6.13689 |          1        1.92       78.85
   6.494619 |          1        1.92       80.77
    6.52359 |          1        1.92       82.69
    6.82686 |          1        1.92       84.62
    7.06745 |          1        1.92       86.54
   7.139213 |          1        1.92       88.46
   7.179532 |          1        1.92       90.38
   7.446209 |          1        1.92       92.31
   7.598717 |          1        1.92       94.23
   7.696702 |          1        1.92       96.15
   8.194989 |          1        1.92       98.08
   8.687924 |          1        1.92      100.00
------------+-----------------------------------
      Total |         52      100.00

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