Frequencies for first 10,000 rows of sdappt variable in namcs2010 dataset :

   roughly, |
       what |
 percent of |
      daily |
 visits are |
   same day |
appointment |
         s? |      Freq.     Percent        Cum.
------------+-----------------------------------
      blank |         74        0.74        0.74
          0 |        466        4.66        5.40
          1 |        607        6.07       11.47
          2 |        497        4.97       16.44
          3 |        251        2.51       18.95
          4 |         30        0.30       19.25
          5 |        749        7.49       26.74
          6 |         78        0.78       27.52
          7 |         11        0.11       27.63
          8 |         50        0.50       28.13
         10 |      1,111       11.11       39.24
         12 |         22        0.22       39.46
         15 |        629        6.29       45.75
         18 |         50        0.50       46.25
         20 |        754        7.54       53.79
         23 |         12        0.12       53.91
         25 |        491        4.91       58.82
         30 |        775        7.75       66.57
         31 |         33        0.33       66.90
         33 |        183        1.83       68.73
         35 |        190        1.90       70.63
         40 |        440        4.40       75.03
         45 |         54        0.54       75.57
         50 |        983        9.83       85.40
         55 |         74        0.74       86.14
         60 |        259        2.59       88.73
         65 |         39        0.39       89.12
         70 |        170        1.70       90.82
         75 |        147        1.47       92.29
         80 |        248        2.48       94.77
         85 |         67        0.67       95.44
         88 |         38        0.38       95.82
         90 |         19        0.19       96.01
         95 |        109        1.09       97.10
         98 |         16        0.16       97.26
        100 |        274        2.74      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016