Frequencies for first 10,000 rows of totnonmed variable in namcs2007 dataset :

            total |
   non-medication |
          therapy |
 ordered/provided |      Freq.     Percent        Cum.
------------------+-----------------------------------
entire item blank |        438        4.38        4.38
                0 |      8,111       81.11       85.49
                1 |      1,236       12.36       97.85
                2 |        170        1.70       99.55
                3 |         40        0.40       99.95
                4 |          5        0.05      100.00
------------------+-----------------------------------
            Total |     10,000      100.00

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