Frequencies for legampblci variable in pcstate2003_2005 dataset :

        Leg |
amputations |
  per 1,000 |
   Medicare |
  enrollees |
Black Lower |
 confidence |
      limit |      Freq.     Percent        Cum.
------------+-----------------------------------
        .97 |          1        1.92        1.92
     1.1397 |          1        1.92        3.85
     1.2108 |          1        1.92        5.77
     1.3463 |          1        1.92        7.69
     1.3904 |          1        1.92        9.62
     1.6883 |          1        1.92       11.54
     1.8859 |          1        1.92       13.46
     1.9237 |          1        1.92       15.38
     1.9274 |          1        1.92       17.31
     1.9388 |          1        1.92       19.23
     1.9968 |          1        1.92       21.15
     2.4555 |          1        1.92       23.08
     2.8058 |          1        1.92       25.00
     3.0217 |          1        1.92       26.92
      3.069 |          1        1.92       28.85
     3.0989 |          1        1.92       30.77
      3.101 |          1        1.92       32.69
     3.1056 |          1        1.92       34.62
     3.1195 |          1        1.92       36.54
     3.1329 |          1        1.92       38.46
     3.1483 |          1        1.92       40.38
     3.1632 |          1        1.92       42.31
     3.3034 |          1        1.92       44.23
     3.3045 |          1        1.92       46.15
     3.3446 |          1        1.92       48.08
     3.4729 |          1        1.92       50.00
     3.4924 |          1        1.92       51.92
     3.8253 |          1        1.92       53.85
     3.8881 |          1        1.92       55.77
     3.9001 |          1        1.92       57.69
     4.0106 |          1        1.92       59.62
     4.2719 |          1        1.92       61.54
     4.9399 |          1        1.92       63.46
     4.9956 |          1        1.92       65.38
     5.0832 |          1        1.92       67.31
     5.0932 |          1        1.92       69.23
      5.316 |          1        1.92       71.15
     5.7612 |          1        1.92       73.08
     5.8407 |          1        1.92       75.00
          . |         13       25.00      100.00
------------+-----------------------------------
      Total |         52      100.00

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