Frequencies for legamplci variable in pcstate2006_2007 dataset :

        Leg |
amputations |
  per 1,000 |
   Medicare |
  enrollees |
    Overall |
      Lower |
 confidence |
      limit |      Freq.     Percent        Cum.
------------+-----------------------------------
      .2873 |          1        1.92        1.92
      .3548 |          1        1.92        3.85
      .4488 |          1        1.92        5.77
      .4941 |          1        1.92        7.69
      .5152 |          1        1.92        9.62
      .5594 |          1        1.92       11.54
      .5886 |          1        1.92       13.46
      .5983 |          1        1.92       15.38
      .6223 |          1        1.92       17.31
      .6297 |          1        1.92       19.23
       .632 |          1        1.92       21.15
      .6363 |          1        1.92       23.08
      .6368 |          1        1.92       25.00
      .6404 |          1        1.92       26.92
      .6443 |          1        1.92       28.85
      .6493 |          1        1.92       30.77
      .6718 |          1        1.92       32.69
      .6781 |          1        1.92       34.62
       .681 |          1        1.92       36.54
      .6943 |          1        1.92       38.46
      .7008 |          1        1.92       40.38
      .7041 |          1        1.92       42.31
      .7061 |          1        1.92       44.23
      .7152 |          1        1.92       46.15
      .7294 |          1        1.92       48.08
       .737 |          1        1.92       50.00
      .7657 |          1        1.92       51.92
      .7987 |          1        1.92       53.85
       .803 |          1        1.92       55.77
      .8078 |          1        1.92       57.69
        .83 |          1        1.92       59.62
      .8366 |          1        1.92       61.54
      .8456 |          1        1.92       63.46
      .8457 |          1        1.92       65.38
      .8704 |          1        1.92       67.31
      .8821 |          1        1.92       69.23
      .9102 |          1        1.92       71.15
      .9157 |          1        1.92       73.08
      .9287 |          1        1.92       75.00
      .9669 |          1        1.92       76.92
      .9735 |          1        1.92       78.85
     1.0075 |          1        1.92       80.77
     1.0118 |          1        1.92       82.69
     1.0655 |          1        1.92       84.62
     1.1306 |          1        1.92       86.54
     1.1357 |          1        1.92       88.46
      1.136 |          1        1.92       90.38
     1.1661 |          1        1.92       92.31
     1.1723 |          1        1.92       94.23
     1.1769 |          1        1.92       96.15
     1.3298 |          1        1.92       98.08
          . |          1        1.92      100.00
------------+-----------------------------------
      Total |         52      100.00

by Jean Roth , jroth@nber.org , 15 Mar 2018