Frequencies for kneereplacementper1000medicareen variable in 2003_surg_discharg

       Knee |
Replacement |
   per 1000 |
   Medicare |
  Enrollees |
       2003 |      Freq.     Percent        Cum.
------------+-----------------------------------
   2.682558 |          1        1.92        1.92
   4.570286 |          1        1.92        3.85
   4.803621 |          1        1.92        5.77
   4.983181 |          1        1.92        7.69
   5.325761 |          1        1.92        9.62
   5.485207 |          1        1.92       11.54
   5.638893 |          1        1.92       13.46
   5.642807 |          1        1.92       15.38
   5.667431 |          1        1.92       17.31
   5.719429 |          1        1.92       19.23
   5.906511 |          1        1.92       21.15
   5.934856 |          1        1.92       23.08
   6.112102 |          1        1.92       25.00
   6.241053 |          1        1.92       26.92
   6.289731 |          1        1.92       28.85
   6.325232 |          1        1.92       30.77
   6.405334 |          1        1.92       32.69
   6.473436 |          1        1.92       34.62
   6.537849 |          1        1.92       36.54
   6.590526 |          1        1.92       38.46
   6.634321 |          1        1.92       40.38
    6.64209 |          1        1.92       42.31
   6.657947 |          1        1.92       44.23
     6.7113 |          1        1.92       46.15
   6.745455 |          1        1.92       48.08
   6.784609 |          1        1.92       50.00
   6.856509 |          1        1.92       51.92
   6.876672 |          1        1.92       53.85
   6.995324 |          1        1.92       55.77
   7.125189 |          1        1.92       57.69
   7.206963 |          1        1.92       59.62
   7.359192 |          1        1.92       61.54
   7.437207 |          1        1.92       63.46
   7.510501 |          1        1.92       65.38
    7.54682 |          1        1.92       67.31
   7.651495 |          1        1.92       69.23
   7.717067 |          1        1.92       71.15
   7.756833 |          1        1.92       73.08
   8.184336 |          1        1.92       75.00
    8.29431 |          1        1.92       76.92
    8.33384 |          1        1.92       78.85
   8.539662 |          1        1.92       80.77
    8.84436 |          1        1.92       82.69
   8.985293 |          1        1.92       84.62
    9.17865 |          1        1.92       86.54
   9.250818 |          1        1.92       88.46
   9.916704 |          1        1.92       90.38
   9.925062 |          1        1.92       92.31
   9.992031 |          1        1.92       94.23
   10.12171 |          1        1.92       96.15
   10.44416 |          1        1.92       98.08
   10.75138 |          1        1.92      100.00
------------+-----------------------------------
      Total |         52      100.00

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