Frequencies for first 10,000 rows of whocomp variable in namcs2008 dataset :

who completed the patient record forms? |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
                                unknown |        189        1.89        1.89
                              physician |        857        8.57       10.46
                           office staff |      3,042       30.42       40.88
census field rep (abstract from record) |      4,930       49.30       90.18
                                  other |        143        1.43       91.61
            multiple categories checked |        839        8.39      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

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