Frequencies for legampwrat variable in pcstate2013 dataset :

        Leg |
amputations |
  per 1,000 |
   Medicare |
  enrollees |
 White Rate |      Freq.     Percent        Cum.
------------+-----------------------------------
        .38 |          1        1.92        1.92
       .404 |          1        1.92        3.85
       .412 |          1        1.92        5.77
       .415 |          1        1.92        7.69
       .419 |          1        1.92        9.62
        .42 |          1        1.92       11.54
       .441 |          1        1.92       13.46
       .445 |          1        1.92       15.38
       .468 |          1        1.92       17.31
       .476 |          1        1.92       19.23
       .477 |          1        1.92       21.15
       .479 |          1        1.92       23.08
       .496 |          1        1.92       25.00
       .497 |          1        1.92       26.92
       .502 |          1        1.92       28.85
       .523 |          1        1.92       30.77
       .529 |          1        1.92       32.69
       .534 |          1        1.92       34.62
        .54 |          1        1.92       36.54
        .55 |          1        1.92       38.46
       .558 |          1        1.92       40.38
       .579 |          1        1.92       42.31
       .582 |          1        1.92       44.23
       .598 |          1        1.92       46.15
       .612 |          1        1.92       48.08
       .649 |          1        1.92       50.00
       .669 |          1        1.92       51.92
       .678 |          1        1.92       53.85
       .685 |          1        1.92       55.77
       .703 |          1        1.92       57.69
       .709 |          1        1.92       59.62
          . |         21       40.38      100.00
------------+-----------------------------------
      Total |         52      100.00

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