Frequencies for first 10,000 rows of prov4260 variable in posclia2009 dataset :

 affiliated |
provider #5 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,922       99.22       99.22
 01D0026531 |          1        0.01       99.23
 01D0302636 |          1        0.01       99.24
 01D0677970 |          1        0.01       99.25
 01D0696335 |          1        0.01       99.26
 01D0696338 |          4        0.04       99.30
 01D0696340 |          1        0.01       99.31
 01D0703741 |          2        0.02       99.33
 01D0961236 |          1        0.01       99.34
 01D0961237 |          4        0.04       99.38
 01D0961238 |          3        0.03       99.41
 01D0967092 |          1        0.01       99.42
 01D1010315 |          1        0.01       99.43
 01D1013622 |          2        0.02       99.45
 01D1015345 |          2        0.02       99.47
 01D1015347 |          2        0.02       99.49
 01D1055297 |          1        0.01       99.50
 01D1069826 |          1        0.01       99.51
 01D1072100 |          3        0.03       99.54
 01D1100046 |          5        0.05       99.59
 01D1100047 |          1        0.01       99.60
 03D0528878 |          1        0.01       99.61
 03D0529386 |          1        0.01       99.62
 03D0533870 |          2        0.02       99.64
 03D0641926 |          1        0.01       99.65
 03D0641966 |          1        0.01       99.66
 03D0668794 |          1        0.01       99.67
 03D0671264 |          3        0.03       99.70
 03D0672340 |          1        0.01       99.71
 03D0672342 |          3        0.03       99.74
 03D0705415 |          3        0.03       99.77
 03D0710978 |          2        0.02       99.79
 03D0711676 |          1        0.01       99.80
 03D0716599 |          2        0.02       99.82
 03D0721898 |          1        0.01       99.83
 03D0722821 |          1        0.01       99.84
 03D0865746 |          1        0.01       99.85
 03D0874319 |          4        0.04       99.89
 03D0889309 |          1        0.01       99.90
 03D0892889 |          3        0.03       99.93
 03D0902109 |          2        0.02       99.95
 03D0920656 |          2        0.02       99.97
 25D0726659 |          1        0.01       99.98
 36D0889241 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016