Frequencies for carotidendarterectomyper1000medi variable in 2000_surg_discharg

    Carotid |
Endarterect |
    omy per |
       1000 |
   Medicare |
  Enrollees |
       2000 |      Freq.     Percent        Cum.
------------+-----------------------------------
   .9459561 |          1        1.92        1.92
   1.547937 |          1        1.92        3.85
   1.716944 |          1        1.92        5.77
   1.718986 |          1        1.92        7.69
   1.934507 |          1        1.92        9.62
   2.277721 |          1        1.92       11.54
    2.30699 |          1        1.92       13.46
   2.333471 |          1        1.92       15.38
   2.381036 |          1        1.92       17.31
   2.511916 |          1        1.92       19.23
   2.576433 |          1        1.92       21.15
   2.607754 |          1        1.92       23.08
   2.640016 |          1        1.92       25.00
   2.689609 |          1        1.92       26.92
   2.780544 |          1        1.92       28.85
   2.793298 |          1        1.92       30.77
   2.798493 |          1        1.92       32.69
   2.823405 |          1        1.92       34.62
   2.871563 |          1        1.92       36.54
    2.88202 |          1        1.92       38.46
   3.058085 |          1        1.92       40.38
   3.060714 |          1        1.92       42.31
   3.092342 |          1        1.92       44.23
   3.092546 |          1        1.92       46.15
   3.115229 |          1        1.92       48.08
   3.121353 |          1        1.92       50.00
   3.159509 |          1        1.92       51.92
   3.167724 |          1        1.92       53.85
   3.187214 |          1        1.92       55.77
   3.321537 |          1        1.92       57.69
   3.422317 |          1        1.92       59.62
   3.431351 |          1        1.92       61.54
   3.519798 |          1        1.92       63.46
   3.532337 |          1        1.92       65.38
   3.537849 |          1        1.92       67.31
   3.552822 |          1        1.92       69.23
   3.572867 |          1        1.92       71.15
   3.584347 |          1        1.92       73.08
   3.654176 |          1        1.92       75.00
   3.696622 |          1        1.92       76.92
   3.704436 |          1        1.92       78.85
   3.780573 |          1        1.92       80.77
   3.784796 |          1        1.92       82.69
   3.909637 |          1        1.92       84.62
   3.952268 |          1        1.92       86.54
   3.957093 |          1        1.92       88.46
   4.442384 |          1        1.92       90.38
   4.488528 |          1        1.92       92.31
     4.5226 |          1        1.92       94.23
   4.540835 |          1        1.92       96.15
   4.663465 |          1        1.92       98.08
   4.736102 |          1        1.92      100.00
------------+-----------------------------------
      Total |         52      100.00

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