Frequencies for legampwrat variable in pchsa2013 dataset :

        Leg |
amputations |
  per 1,000 |
   Medicare |
  enrollees |
 White Rate |      Freq.     Percent        Cum.
------------+-----------------------------------
     -2.008 |          1        0.03        0.03
     -1.392 |          1        0.03        0.06
     -1.157 |          1        0.03        0.09
     -1.147 |          1        0.03        0.12
     -1.034 |          1        0.03        0.15
      -.981 |          1        0.03        0.17
      -.943 |          1        0.03        0.20
      -.894 |          2        0.06        0.26
      -.874 |          1        0.03        0.29
      -.798 |          1        0.03        0.32
      -.789 |          1        0.03        0.35
      -.765 |          1        0.03        0.38
      -.757 |          1        0.03        0.41
      -.742 |          1        0.03        0.44
      -.701 |          1        0.03        0.47
      -.697 |          1        0.03        0.49
      -.647 |          1        0.03        0.52
       -.64 |          1        0.03        0.55
      -.633 |          2        0.06        0.61
      -.627 |          1        0.03        0.64
      -.582 |          1        0.03        0.67
      -.541 |          1        0.03        0.70
      -.531 |          1        0.03        0.73
      -.528 |          1        0.03        0.76
      -.524 |          1        0.03        0.79
      -.516 |          1        0.03        0.81
      -.509 |          1        0.03        0.84
      -.495 |          1        0.03        0.87
      -.492 |          1        0.03        0.90
      -.434 |          1        0.03        0.93
      -.407 |          1        0.03        0.96
      -.363 |          1        0.03        0.99
      -.358 |          1        0.03        1.02
      -.308 |          1        0.03        1.05
      -.253 |          1        0.03        1.08
       .322 |          1        0.03        1.11
       .335 |          1        0.03        1.13
        .34 |          1        0.03        1.16
       .353 |          1        0.03        1.19
       .362 |          1        0.03        1.22
       .375 |          1        0.03        1.25
       .384 |          1        0.03        1.28
       .399 |          1        0.03        1.31
        .42 |          1        0.03        1.34
        .44 |          1        0.03        1.37
       .444 |          1        0.03        1.40
       .458 |          1        0.03        1.43
       .462 |          1        0.03        1.45
       .467 |          1        0.03        1.48
       .474 |          1        0.03        1.51
       .497 |          2        0.06        1.57
         .5 |          1        0.03        1.60
       .514 |          1        0.03        1.63
       .516 |          1        0.03        1.66
       .539 |          1        0.03        1.69
       .545 |          1        0.03        1.72
       .547 |          1        0.03        1.75
        .55 |          1        0.03        1.77
       .575 |          1        0.03        1.80
       .598 |          1        0.03        1.83
       .615 |          1        0.03        1.86
       .638 |          1        0.03        1.89
       .688 |          1        0.03        1.92
          . |      3,371       98.08      100.00
------------+-----------------------------------
      Total |      3,437      100.00

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