Frequencies for first 10,000 rows of cause33d variable in namcs2004 dataset :

   cause of |
injury #3 - |
      broad |      Freq.     Percent        Cum.
------------+-----------------------------------
        000 |      9,995       99.95       99.95
        816 |          1        0.01       99.96
        849 |          3        0.03       99.99
        897 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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