Frequencies for legampbuci variable in pccounty2006_2007 dataset :

        Leg |
amputations |
  per 1,000 |
   Medicare |
  enrollees |
Black Upper |
 confidence |
      limit |      Freq.     Percent        Cum.
------------+-----------------------------------
     1.8846 |          1        0.03        0.03
     1.8998 |          1        0.03        0.06
     1.9051 |          1        0.03        0.10
      1.928 |          1        0.03        0.13
     2.1446 |          1        0.03        0.16
     2.1905 |          1        0.03        0.19
     2.3904 |          1        0.03        0.22
     2.5917 |          1        0.03        0.25
     2.7303 |          1        0.03        0.29
     2.8094 |          1        0.03        0.32
      2.883 |          1        0.03        0.35
     2.8936 |          1        0.03        0.38
     2.9008 |          1        0.03        0.41
     2.9132 |          1        0.03        0.45
     2.9432 |          1        0.03        0.48
     2.9532 |          1        0.03        0.51
     2.9695 |          1        0.03        0.54
     2.9817 |          1        0.03        0.57
     3.0226 |          1        0.03        0.61
     3.0276 |          1        0.03        0.64
      3.046 |          1        0.03        0.67
     3.0505 |          1        0.03        0.70
       3.06 |          1        0.03        0.73
     3.1065 |          1        0.03        0.76
     3.1301 |          1        0.03        0.80
     3.1517 |          1        0.03        0.83
     3.1816 |          1        0.03        0.86
      3.209 |          1        0.03        0.89
     3.2324 |          1        0.03        0.92
     3.2527 |          1        0.03        0.96
     3.2855 |          1        0.03        0.99
     3.3958 |          1        0.03        1.02
     3.4553 |          1        0.03        1.05
     3.4609 |          1        0.03        1.08
     3.4799 |          1        0.03        1.11
     3.4954 |          1        0.03        1.15
     3.5092 |          1        0.03        1.18
      3.517 |          1        0.03        1.21
      3.531 |          1        0.03        1.24
       3.55 |          1        0.03        1.27
     3.5535 |          1        0.03        1.31
     3.5955 |          1        0.03        1.34
     3.6451 |          1        0.03        1.37
      3.659 |          1        0.03        1.40
     3.7141 |          1        0.03        1.43
     3.7842 |          1        0.03        1.46
     3.8346 |          1        0.03        1.50
     3.8383 |          1        0.03        1.53
     3.8384 |          1        0.03        1.56
     3.8581 |          1        0.03        1.59
     3.8932 |          1        0.03        1.62
     3.9066 |          1        0.03        1.66
     3.9303 |          1        0.03        1.69
     3.9361 |          1        0.03        1.72
     3.9509 |          1        0.03        1.75
     3.9566 |          1        0.03        1.78
     3.9689 |          1        0.03        1.82
     3.9805 |          1        0.03        1.85
     3.9877 |          1        0.03        1.88
      3.992 |          1        0.03        1.91
       4.03 |          1        0.03        1.94
     4.0311 |          1        0.03        1.97
     4.0419 |          1        0.03        2.01
     4.0572 |          1        0.03        2.04
     4.0875 |          1        0.03        2.07
      4.089 |          1        0.03        2.10
     4.1191 |          1        0.03        2.13
      4.194 |          1        0.03        2.17
     4.2037 |          1        0.03        2.20
     4.2328 |          1        0.03        2.23
       4.32 |          1        0.03        2.26
     4.4554 |          1        0.03        2.29
     4.5118 |          1        0.03        2.32
     4.5273 |          1        0.03        2.36
     4.5865 |          1        0.03        2.39
     4.6426 |          1        0.03        2.42
     4.7218 |          1        0.03        2.45
     4.7231 |          1        0.03        2.48
     4.8339 |          1        0.03        2.52
      4.862 |          1        0.03        2.55
     4.9082 |          1        0.03        2.58
     4.9978 |          1        0.03        2.61
     5.0287 |          1        0.03        2.64
     5.0445 |          1        0.03        2.68
     5.1018 |          1        0.03        2.71
     5.2057 |          1        0.03        2.74
     5.2284 |          1        0.03        2.77
      5.323 |          1        0.03        2.80
     5.3889 |          1        0.03        2.83
     5.5072 |          1        0.03        2.87
     5.5152 |          1        0.03        2.90
     5.6285 |          1        0.03        2.93
      5.631 |          1        0.03        2.96
     5.6441 |          1        0.03        2.99
     5.6545 |          1        0.03        3.03
     5.7637 |          1        0.03        3.06
     5.7896 |          1        0.03        3.09
     5.8721 |          1        0.03        3.12
     5.9696 |          1        0.03        3.15
      6.008 |          1        0.03        3.18
     6.0951 |          1        0.03        3.22
     6.1697 |          1        0.03        3.25
     6.3226 |          1        0.03        3.28
     6.5923 |          1        0.03        3.31
       6.73 |          1        0.03        3.34
     6.9588 |          1        0.03        3.38
     7.5536 |          1        0.03        3.41
     8.2868 |          1        0.03        3.44
          . |      3,032       96.56      100.00
------------+-----------------------------------
      Total |      3,140      100.00

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