Frequencies for first 10,000 rows of cause23d variable in namcs2004 dataset :

   cause of |
injury #2 - |
      broad |      Freq.     Percent        Cum.
------------+-----------------------------------
        000 |      9,819       98.19       98.19
        700 |          3        0.03       98.22
        710 |          6        0.06       98.28
        849 |        152        1.52       99.80
        864 |          1        0.01       99.81
        879 |          1        0.01       99.82
        883 |          1        0.01       99.83
        884 |          1        0.01       99.84
        885 |          2        0.02       99.86
        888 |          2        0.02       99.88
        917 |          2        0.02       99.90
        926 |          5        0.05       99.95
        927 |          2        0.02       99.97
        929 |          1        0.01       99.98
        950 |          1        0.01       99.99
        968 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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