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

   Is visit |
 related to |
 any of the |
 following? |      Freq.     Percent        Cum.
------------+-----------------------------------
         -9 |         68        0.68        0.68
         -8 |        384        3.84        4.52
         -5 |         59        0.59        5.11
          1 |        718        7.18       12.29
          2 |          9        0.09       12.38
          3 |        309        3.09       15.47
          4 |        124        1.24       16.71
          5 |      8,303       83.03       99.74
          6 |         26        0.26      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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