Frequencies for legampbuci variable in pchsa2010 dataset :

        Leg |
amputations |
  per 1,000 |
   Medicare |
  enrollees |
Black Upper |
 confidence |
      limit |      Freq.     Percent        Cum.
------------+-----------------------------------
     -7.685 |          1        0.03        0.03
     -7.067 |          1        0.03        0.06
     -6.929 |          1        0.03        0.09
     -6.917 |          1        0.03        0.12
     -6.873 |          1        0.03        0.15
     -6.817 |          1        0.03        0.17
     -6.559 |          1        0.03        0.20
     -6.516 |          1        0.03        0.23
     -6.461 |          1        0.03        0.26
     -6.421 |          1        0.03        0.29
     -6.336 |          1        0.03        0.32
     -6.052 |          1        0.03        0.35
     -5.943 |          1        0.03        0.38
     -5.819 |          1        0.03        0.41
     -5.789 |          1        0.03        0.44
     -5.776 |          1        0.03        0.47
     -5.589 |          1        0.03        0.49
     -5.578 |          1        0.03        0.52
     -5.571 |          1        0.03        0.55
     -5.471 |          1        0.03        0.58
     -5.462 |          1        0.03        0.61
     -5.459 |          1        0.03        0.64
     -5.178 |          1        0.03        0.67
     -5.093 |          1        0.03        0.70
     -5.048 |          1        0.03        0.73
     -4.948 |          1        0.03        0.76
     -4.871 |          1        0.03        0.79
     -4.809 |          1        0.03        0.81
     -4.757 |          1        0.03        0.84
     -4.698 |          1        0.03        0.87
     -4.615 |          1        0.03        0.90
     -4.205 |          1        0.03        0.93
     -4.084 |          1        0.03        0.96
     -4.041 |          1        0.03        0.99
     -4.017 |          1        0.03        1.02
     -3.919 |          1        0.03        1.05
      -3.86 |          1        0.03        1.08
     -3.665 |          1        0.03        1.11
     -3.653 |          1        0.03        1.13
     -3.541 |          1        0.03        1.16
     -3.515 |          1        0.03        1.19
     -3.444 |          1        0.03        1.22
     -3.441 |          1        0.03        1.25
     -3.415 |          1        0.03        1.28
     -3.258 |          1        0.03        1.31
     -3.163 |          1        0.03        1.34
     -3.017 |          1        0.03        1.37
     -2.968 |          1        0.03        1.40
     -2.952 |          1        0.03        1.43
     -2.941 |          1        0.03        1.45
     -2.778 |          1        0.03        1.48
      2.128 |          1        0.03        1.51
      2.353 |          1        0.03        1.54
      2.355 |          1        0.03        1.57
      2.404 |          1        0.03        1.60
      2.454 |          1        0.03        1.63
      2.466 |          1        0.03        1.66
      2.535 |          1        0.03        1.69
      2.593 |          1        0.03        1.72
      2.872 |          1        0.03        1.75
      2.932 |          1        0.03        1.77
      3.039 |          1        0.03        1.80
      3.096 |          1        0.03        1.83
      3.154 |          1        0.03        1.86
      3.204 |          1        0.03        1.89
      3.304 |          1        0.03        1.92
      3.334 |          1        0.03        1.95
      3.408 |          1        0.03        1.98
      3.442 |          1        0.03        2.01
      3.512 |          1        0.03        2.04
      3.612 |          1        0.03        2.07
      3.639 |          1        0.03        2.09
      3.946 |          1        0.03        2.12
      4.168 |          1        0.03        2.15
      4.304 |          1        0.03        2.18
      4.678 |          1        0.03        2.21
      5.044 |          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