Frequencies for backsurgeryper1000medicareenroll variable in 2003_surg_discharg

       Back |
Surgery per |
       1000 |
   Medicare |
  Enrollees |
       2003 |      Freq.     Percent        Cum.
------------+-----------------------------------
   1.643206 |          1        1.92        1.92
   2.162507 |          1        1.92        3.85
   2.387257 |          1        1.92        5.77
   2.438457 |          1        1.92        7.69
   2.746215 |          1        1.92        9.62
   2.839192 |          1        1.92       11.54
   2.848657 |          1        1.92       13.46
   2.968599 |          1        1.92       15.38
   3.165911 |          1        1.92       17.31
   3.192465 |          1        1.92       19.23
   3.213709 |          1        1.92       21.15
   3.261235 |          1        1.92       23.08
   3.274545 |          1        1.92       25.00
   3.316153 |          1        1.92       26.92
   3.511109 |          1        1.92       28.85
   3.525291 |          1        1.92       30.77
   3.612539 |          1        1.92       32.69
   3.638788 |          1        1.92       34.62
    3.67923 |          1        1.92       36.54
   3.691283 |          1        1.92       38.46
   3.744204 |          1        1.92       40.38
   3.887722 |          1        1.92       42.31
   3.911346 |          1        1.92       44.23
    3.93021 |          1        1.92       46.15
   3.996943 |          1        1.92       48.08
   4.014453 |          1        1.92       50.00
   4.168492 |          1        1.92       51.92
   4.222109 |          1        1.92       53.85
   4.251046 |          1        1.92       55.77
   4.263288 |          1        1.92       57.69
   4.359003 |          1        1.92       59.62
   4.392918 |          1        1.92       61.54
   4.499817 |          1        1.92       63.46
   4.518014 |          1        1.92       65.38
   4.572911 |          1        1.92       67.31
   4.580846 |          1        1.92       69.23
   4.592156 |          1        1.92       71.15
   4.745045 |          1        1.92       73.08
   4.817092 |          1        1.92       75.00
   4.897228 |          1        1.92       76.92
   4.901555 |          1        1.92       78.85
   5.028085 |          1        1.92       80.77
   5.043214 |          1        1.92       82.69
    5.11985 |          1        1.92       84.62
   5.167318 |          1        1.92       86.54
   5.281019 |          1        1.92       88.46
   5.423313 |          1        1.92       90.38
   5.700186 |          1        1.92       92.31
   6.857713 |          1        1.92       94.23
   6.961561 |          1        1.92       96.15
   7.257358 |          1        1.92       98.08
   8.650176 |          1        1.92      100.00
------------+-----------------------------------
      Total |         52      100.00

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