Frequencies for coronaryangiographyper1000medica variable in 2003_surg_discharg

   Coronary |
Angiography |
   per 1000 |
   Medicare |
  Enrollees |
       2003 |      Freq.     Percent        Cum.
------------+-----------------------------------
   7.768011 |          1        1.92        1.92
   13.96337 |          1        1.92        3.85
   14.62519 |          1        1.92        5.77
   14.98793 |          1        1.92        7.69
   15.06045 |          1        1.92        9.62
   16.00564 |          1        1.92       11.54
   16.05113 |          1        1.92       13.46
   16.20368 |          1        1.92       15.38
   16.53393 |          1        1.92       17.31
   17.00132 |          1        1.92       19.23
   17.59854 |          1        1.92       21.15
   17.73171 |          1        1.92       23.08
   17.81268 |          1        1.92       25.00
   17.91346 |          1        1.92       26.92
   18.42663 |          1        1.92       28.85
   18.48919 |          1        1.92       30.77
   18.76264 |          1        1.92       32.69
   18.90269 |          1        1.92       34.62
   19.24074 |          1        1.92       36.54
   19.44685 |          1        1.92       38.46
   19.64652 |          1        1.92       40.38
   19.81662 |          1        1.92       42.31
   20.14988 |          1        1.92       44.23
   20.79113 |          1        1.92       46.15
   21.60849 |          1        1.92       48.08
   21.96516 |          1        1.92       50.00
   21.96772 |          1        1.92       51.92
   22.05677 |          1        1.92       53.85
    22.7667 |          1        1.92       55.77
   22.78595 |          1        1.92       57.69
   22.94931 |          1        1.92       59.62
   23.11988 |          1        1.92       61.54
   23.34752 |          1        1.92       63.46
   23.53535 |          1        1.92       65.38
   23.84332 |          1        1.92       67.31
   24.32528 |          1        1.92       69.23
   24.98481 |          1        1.92       71.15
   25.27095 |          1        1.92       73.08
   25.32579 |          1        1.92       75.00
   25.50179 |          1        1.92       76.92
   25.61305 |          1        1.92       78.85
   25.64481 |          1        1.92       80.77
   25.89936 |          1        1.92       82.69
    26.4402 |          1        1.92       84.62
   26.46621 |          1        1.92       86.54
    26.7468 |          1        1.92       88.46
   26.81745 |          1        1.92       90.38
   27.14394 |          1        1.92       92.31
   28.29508 |          1        1.92       94.23
   28.44455 |          1        1.92       96.15
   30.18009 |          1        1.92       98.08
   33.21332 |          1        1.92      100.00
------------+-----------------------------------
      Total |         52      100.00

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