Frequencies for legampwuci variable in pchsa2010 dataset :

        Leg |
amputations |
  per 1,000 |
   Medicare |
  enrollees |
White Upper |
 confidence |
      limit |      Freq.     Percent        Cum.
------------+-----------------------------------
     -2.435 |          1        0.03        0.03
     -2.202 |          1        0.03        0.06
     -1.946 |          1        0.03        0.09
     -1.906 |          1        0.03        0.12
     -1.845 |          1        0.03        0.15
      -1.57 |          1        0.03        0.17
     -1.481 |          1        0.03        0.20
     -1.448 |          1        0.03        0.23
     -1.331 |          1        0.03        0.26
     -1.315 |          1        0.03        0.29
     -1.306 |          1        0.03        0.32
     -1.299 |          1        0.03        0.35
     -1.294 |          1        0.03        0.38
     -1.262 |          1        0.03        0.41
     -1.204 |          1        0.03        0.44
     -1.114 |          1        0.03        0.47
     -1.061 |          1        0.03        0.49
     -1.057 |          1        0.03        0.52
     -1.019 |          1        0.03        0.55
      -.979 |          1        0.03        0.58
      -.971 |          1        0.03        0.61
      -.966 |          1        0.03        0.64
      -.956 |          1        0.03        0.67
      -.954 |          1        0.03        0.70
      -.898 |          1        0.03        0.73
      -.896 |          1        0.03        0.76
      -.835 |          1        0.03        0.79
      -.825 |          1        0.03        0.81
      -.812 |          1        0.03        0.84
      -.805 |          1        0.03        0.87
      -.787 |          1        0.03        0.90
      -.786 |          1        0.03        0.93
      -.782 |          1        0.03        0.96
      -.777 |          1        0.03        0.99
      -.776 |          1        0.03        1.02
      -.759 |          1        0.03        1.05
      -.733 |          1        0.03        1.08
      -.686 |          1        0.03        1.11
      -.663 |          1        0.03        1.13
       -.66 |          1        0.03        1.16
       -.52 |          1        0.03        1.19
      -.503 |          1        0.03        1.22
       .344 |          1        0.03        1.25
       .405 |          1        0.03        1.28
       .482 |          1        0.03        1.31
       .501 |          1        0.03        1.34
       .517 |          1        0.03        1.37
       .527 |          1        0.03        1.40
       .569 |          1        0.03        1.43
       .573 |          1        0.03        1.45
       .578 |          1        0.03        1.48
       .582 |          1        0.03        1.51
       .586 |          1        0.03        1.54
        .62 |          1        0.03        1.57
       .655 |          1        0.03        1.60
       .683 |          1        0.03        1.63
       .687 |          1        0.03        1.66
       .709 |          1        0.03        1.69
       .718 |          1        0.03        1.72
        .73 |          2        0.06        1.77
       .735 |          1        0.03        1.80
       .738 |          1        0.03        1.83
       .771 |          1        0.03        1.86
       .777 |          1        0.03        1.89
       .789 |          1        0.03        1.92
       .811 |          1        0.03        1.95
       .815 |          1        0.03        1.98
       .824 |          1        0.03        2.01
        .83 |          1        0.03        2.04
       .838 |          1        0.03        2.07
       .862 |          1        0.03        2.09
       .963 |          1        0.03        2.12
       .989 |          1        0.03        2.15
      1.116 |          1        0.03        2.18
      1.138 |          1        0.03        2.21
      1.248 |          1        0.03        2.24
          . |      3,360       97.76      100.00
------------+-----------------------------------
      Total |      3,437      100.00

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