Frequencies for coronaryangiographyper1000medica variable in 1997_surg_discharg

   Coronary |
Angiography |
   per 1000 |
   Medicare |
  Enrollees |
       1997 |      Freq.     Percent        Cum.
------------+-----------------------------------
   10.46143 |          1        1.92        1.92
   11.57181 |          1        1.92        3.85
   12.37343 |          1        1.92        5.77
   12.90559 |          1        1.92        7.69
   13.82799 |          1        1.92        9.62
    13.8621 |          1        1.92       11.54
   14.20815 |          1        1.92       13.46
   14.27227 |          1        1.92       15.38
   14.34552 |          1        1.92       17.31
   15.53079 |          1        1.92       19.23
   15.74444 |          1        1.92       21.15
   15.96563 |          1        1.92       23.08
   16.22953 |          1        1.92       25.00
   16.73469 |          1        1.92       26.92
   17.19406 |          1        1.92       28.85
   17.25326 |          1        1.92       30.77
   17.27213 |          1        1.92       32.69
   17.43732 |          1        1.92       34.62
   17.47839 |          1        1.92       36.54
   17.58231 |          1        1.92       38.46
    17.7886 |          1        1.92       40.38
   18.15495 |          1        1.92       42.31
   18.30742 |          1        1.92       44.23
    18.4326 |          1        1.92       46.15
   18.52327 |          1        1.92       48.08
   18.80822 |          1        1.92       50.00
   18.83357 |          1        1.92       51.92
   18.99691 |          1        1.92       53.85
   19.16731 |          1        1.92       55.77
   19.18273 |          1        1.92       57.69
   19.19863 |          1        1.92       59.62
   19.64305 |          1        1.92       61.54
   19.81189 |          1        1.92       63.46
   20.02776 |          1        1.92       65.38
   20.13097 |          1        1.92       67.31
   20.33011 |          1        1.92       69.23
   20.36258 |          1        1.92       71.15
   20.64507 |          1        1.92       73.08
    21.2451 |          1        1.92       75.00
   21.28712 |          1        1.92       76.92
   21.32375 |          1        1.92       78.85
   21.61218 |          1        1.92       80.77
   21.69649 |          1        1.92       82.69
   21.85567 |          1        1.92       84.62
   22.16378 |          1        1.92       86.54
   22.64731 |          1        1.92       88.46
   22.84069 |          1        1.92       90.38
   23.37854 |          1        1.92       92.31
   23.66247 |          1        1.92       94.23
   24.19406 |          1        1.92       96.15
   26.65839 |          1        1.92       98.08
   29.98182 |          1        1.92      100.00
------------+-----------------------------------
      Total |         52      100.00

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