Frequencies for legamplci variable in pcstate2010 dataset :

        Leg |
amputations |
  per 1,000 |
   Medicare |
  enrollees |
    Overall |
      Lower |
 confidence |
      limit |      Freq.     Percent        Cum.
------------+-----------------------------------
        .27 |          1        1.92        1.92
         .3 |          1        1.92        3.85
        .32 |          1        1.92        5.77
        .34 |          1        1.92        7.69
        .37 |          1        1.92        9.62
        .38 |          2        3.85       13.46
        .39 |          2        3.85       17.31
        .43 |          2        3.85       21.15
        .45 |          1        1.92       23.08
        .47 |          1        1.92       25.00
        .49 |          2        3.85       28.85
         .5 |          3        5.77       34.62
        .51 |          1        1.92       36.54
        .52 |          3        5.77       42.31
        .54 |          1        1.92       44.23
        .57 |          1        1.92       46.15
        .58 |          2        3.85       50.00
        .59 |          1        1.92       51.92
         .6 |          1        1.92       53.85
        .61 |          1        1.92       55.77
        .62 |          1        1.92       57.69
        .64 |          2        3.85       61.54
        .65 |          2        3.85       65.38
        .66 |          1        1.92       67.31
        .67 |          3        5.77       73.08
        .69 |          1        1.92       75.00
        .73 |          1        1.92       76.92
        .74 |          2        3.85       80.77
        .75 |          1        1.92       82.69
        .78 |          1        1.92       84.62
        .83 |          1        1.92       86.54
        .87 |          1        1.92       88.46
        .89 |          1        1.92       90.38
         .9 |          1        1.92       92.31
        .91 |          1        1.92       94.23
        .97 |          1        1.92       96.15
       1.11 |          1        1.92       98.08
          . |          1        1.92      100.00
------------+-----------------------------------
      Total |         52      100.00

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