Frequencies for first 10,000 rows of prvdr_ctgry_cd variable in pos2007 dataset :

category of |
provider/su |
     pplier |      Freq.     Percent        Cum.
------------+-----------------------------------
         01 |      1,396       13.96       13.96
         02 |      1,323       13.23       27.19
         03 |        221        2.21       29.40
         04 |        143        1.43       30.83
         05 |      1,805       18.05       48.88
         07 |         63        0.63       49.51
         08 |        657        6.57       56.08
         09 |        857        8.57       64.65
         10 |        791        7.91       72.56
         11 |         72        0.72       73.28
         12 |        721        7.21       80.49
         14 |        139        1.39       81.88
         15 |        334        3.34       85.22
         16 |        613        6.13       91.35
         17 |          3        0.03       91.38
         19 |        299        2.99       94.37
         21 |        563        5.63      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 May 2017