Frequencies for legampbuci variable in pcstate2010 dataset :

        Leg |
amputations |
  per 1,000 |
   Medicare |
  enrollees |
Black Upper |
 confidence |
      limit |      Freq.     Percent        Cum.
------------+-----------------------------------
     -2.814 |          1        1.92        1.92
     -2.498 |          1        1.92        3.85
     -2.078 |          1        1.92        5.77
      1.597 |          1        1.92        7.69
      1.944 |          1        1.92        9.62
      2.252 |          1        1.92       11.54
      2.296 |          1        1.92       13.46
      2.342 |          1        1.92       15.38
      2.362 |          1        1.92       17.31
      2.406 |          1        1.92       19.23
      2.456 |          1        1.92       21.15
      2.523 |          1        1.92       23.08
      2.605 |          1        1.92       25.00
       2.66 |          1        1.92       26.92
      2.854 |          1        1.92       28.85
       2.87 |          1        1.92       30.77
      2.902 |          1        1.92       32.69
      2.903 |          1        1.92       34.62
      2.924 |          1        1.92       36.54
      2.986 |          1        1.92       38.46
      3.165 |          1        1.92       40.38
      3.166 |          1        1.92       42.31
      3.226 |          1        1.92       44.23
      3.311 |          1        1.92       46.15
       3.32 |          1        1.92       48.08
      3.358 |          1        1.92       50.00
      3.888 |          1        1.92       51.92
      3.904 |          1        1.92       53.85
      4.187 |          1        1.92       55.77
      4.813 |          1        1.92       57.69
      4.894 |          1        1.92       59.62
          . |         21       40.38      100.00
------------+-----------------------------------
      Total |         52      100.00

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