Frequencies for first 10,000 rows of painscale variable in nhamcsed2015 dataset

 Pain scale |
     (0-10) |      Freq.     Percent        Cum.
------------+-----------------------------------
      Blank |        392        3.92        3.92
    Unknown |      2,752       27.52       31.44
          0 |      1,954       19.54       50.98
          1 |         83        0.83       51.81
          2 |        257        2.57       54.38
          3 |        267        2.67       57.05
          4 |        368        3.68       60.73
          5 |        495        4.95       65.68
          6 |        500        5.00       70.68
          7 |        601        6.01       76.69
          8 |        771        7.71       84.40
          9 |        799        7.99       92.39
         10 |        761        7.61      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 20 Nov 2017