Frequencies for first 10,000 rows of ectoer variable in namcs2015 dataset :

       Does |
  reporting |
   location |
  have this |
computerize |
          d |
capability: |
   ordering |
 lab tests? |
          - |      Freq.     Percent        Cum.
------------+-----------------------------------
         -8 |        120        1.20        1.20
          1 |      6,722       67.22       68.42
          2 |      2,611       26.11       94.53
          4 |        547        5.47      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 25 Oct 2017