Frequencies for eyewuci variable in pcstate2013 dataset :

    Average |
     annual |
 percent of |
   diabetic |
   Medicare |
  enrollees |
  age 65-75 |
 having eye |
      exami |      Freq.     Percent        Cum.
------------+-----------------------------------
    56.7319 |          1        1.92        1.92
   60.53812 |          1        1.92        3.85
   60.74387 |          1        1.92        5.77
   62.55714 |          1        1.92        7.69
    62.6688 |          1        1.92        9.62
   63.18084 |          1        1.92       11.54
   63.85145 |          1        1.92       13.46
   64.23182 |          1        1.92       15.38
    64.2382 |          1        1.92       17.31
   64.34319 |          1        1.92       19.23
   64.54341 |          1        1.92       21.15
   64.64112 |          1        1.92       23.08
   64.73775 |          1        1.92       25.00
   64.83063 |          1        1.92       26.92
   64.90236 |          1        1.92       28.85
   64.97662 |          1        1.92       30.77
   65.24135 |          1        1.92       32.69
   65.90793 |          1        1.92       34.62
    67.0612 |          1        1.92       36.54
   67.48517 |          1        1.92       38.46
   67.61065 |          1        1.92       40.38
   68.15284 |          1        1.92       42.31
   68.21268 |          1        1.92       44.23
   68.28035 |          1        1.92       46.15
   68.32415 |          1        1.92       48.08
   68.33605 |          1        1.92       50.00
   68.43611 |          1        1.92       51.92
   68.74917 |          1        1.92       53.85
    68.9899 |          1        1.92       55.77
   69.46125 |          1        1.92       57.69
   69.77812 |          1        1.92       59.62
   69.84331 |          1        1.92       61.54
   70.53951 |          1        1.92       63.46
      71.09 |          1        1.92       65.38
   71.32097 |          1        1.92       67.31
   71.34969 |          1        1.92       69.23
    72.1888 |          1        1.92       71.15
   72.61029 |          1        1.92       73.08
   72.76619 |          1        1.92       75.00
   73.22007 |          1        1.92       76.92
   74.41836 |          1        1.92       78.85
   75.16409 |          1        1.92       80.77
    75.7027 |          1        1.92       82.69
   75.92136 |          1        1.92       84.62
   76.13588 |          1        1.92       86.54
   77.34929 |          1        1.92       88.46
    77.5487 |          1        1.92       90.38
   77.68688 |          1        1.92       92.31
   78.25572 |          1        1.92       94.23
   79.31067 |          1        1.92       96.15
   79.57715 |          1        1.92       98.08
          . |          1        1.92      100.00
------------+-----------------------------------
      Total |         52      100.00

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