Frequencies for first 10,000 rows of prvdr_ctgry_cd variable in pos2010 dataset :

CATEGORY OF |
PROVIDER/SU |
     PPLIER |      Freq.     Percent        Cum.
------------+-----------------------------------
         01 |      1,452       14.52       14.52
         02 |      1,366       13.66       28.18
         03 |        192        1.92       30.10
         04 |        146        1.46       31.56
         05 |      1,682       16.82       48.38
         07 |         69        0.69       49.07
         08 |        666        6.66       55.73
         09 |        904        9.04       64.77
         10 |        655        6.55       71.32
         11 |         72        0.72       72.04
         12 |        625        6.25       78.29
         14 |        140        1.40       79.69
         15 |        368        3.68       83.37
         16 |        647        6.47       89.84
         17 |          3        0.03       89.87
         19 |        302        3.02       92.89
         21 |        711        7.11      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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