Frequencies for carotidendarterectomyper1000medi variable in 2008_10_surg_disch

    Carotid |
Endarterect |
    omy per |
       1000 |
   Medicare |
  Enrollees |
    2008 10 |      Freq.     Percent        Cum.
------------+-----------------------------------
        .41 |          1        1.92        1.92
        .79 |          1        1.92        3.85
       1.06 |          1        1.92        5.77
       1.19 |          1        1.92        7.69
       1.37 |          1        1.92        9.62
       1.38 |          1        1.92       11.54
       1.47 |          1        1.92       13.46
       1.52 |          1        1.92       15.38
       1.55 |          1        1.92       17.31
       1.56 |          1        1.92       19.23
       1.58 |          1        1.92       21.15
       1.59 |          1        1.92       23.08
       1.61 |          1        1.92       25.00
        1.7 |          1        1.92       26.92
       1.79 |          1        1.92       28.85
        1.8 |          3        5.77       34.62
       1.81 |          1        1.92       36.54
       1.91 |          1        1.92       38.46
       1.92 |          1        1.92       40.38
       1.94 |          2        3.85       44.23
       1.95 |          1        1.92       46.15
       1.97 |          1        1.92       48.08
          2 |          1        1.92       50.00
       2.02 |          1        1.92       51.92
       2.05 |          1        1.92       53.85
       2.07 |          1        1.92       55.77
       2.17 |          2        3.85       59.62
       2.19 |          1        1.92       61.54
        2.2 |          1        1.92       63.46
       2.21 |          1        1.92       65.38
       2.24 |          1        1.92       67.31
       2.33 |          1        1.92       69.23
       2.34 |          1        1.92       71.15
       2.37 |          2        3.85       75.00
       2.38 |          1        1.92       76.92
       2.39 |          1        1.92       78.85
       2.41 |          1        1.92       80.77
       2.47 |          1        1.92       82.69
       2.55 |          2        3.85       86.54
       2.68 |          1        1.92       88.46
        2.7 |          1        1.92       90.38
       2.85 |          1        1.92       92.31
       2.94 |          1        1.92       94.23
       2.99 |          1        1.92       96.15
       3.08 |          1        1.92       98.08
       3.24 |          1        1.92      100.00
------------+-----------------------------------
      Total |         52      100.00

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