Frequencies for legampbrat variable in pcstate2010 dataset :

        Leg |
amputations |
  per 1,000 |
   Medicare |
  enrollees |
 Black Rate |      Freq.     Percent        Cum.
------------+-----------------------------------
     -1.941 |          1        1.92        1.92
     -1.658 |          1        1.92        3.85
     -1.306 |          1        1.92        5.77
      1.166 |          1        1.92        7.69
      1.687 |          1        1.92        9.62
      1.693 |          1        1.92       11.54
      1.858 |          1        1.92       13.46
      1.991 |          1        1.92       15.38
       2.05 |          1        1.92       17.31
      2.054 |          1        1.92       19.23
      2.086 |          1        1.92       21.15
      2.145 |          1        1.92       23.08
      2.196 |          1        1.92       25.00
      2.203 |          1        1.92       26.92
       2.27 |          1        1.92       28.85
      2.285 |          1        1.92       30.77
      2.331 |          1        1.92       32.69
      2.393 |          1        1.92       34.62
      2.474 |          1        1.92       36.54
      2.582 |          1        1.92       38.46
      2.599 |          1        1.92       40.38
      2.612 |          1        1.92       42.31
      2.642 |          1        1.92       44.23
      2.698 |          1        1.92       46.15
      2.868 |          1        1.92       48.08
      3.028 |          1        1.92       50.00
      3.067 |          1        1.92       51.92
      3.462 |          1        1.92       53.85
      3.496 |          1        1.92       55.77
      3.773 |          1        1.92       57.69
      4.049 |          1        1.92       59.62
      4.407 |          1        1.92       61.54
          . |         20       38.46      100.00
------------+-----------------------------------
      Total |         52      100.00

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