Frequencies for first 10,000 rows of prov0570 variable in pos1992 dataset :

   medicare |
    hospice |
   provider |
     number |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,932       99.32       99.32
     011502 |          1        0.01       99.33
     011514 |          1        0.01       99.34
     031500 |          1        0.01       99.35
     031502 |          1        0.01       99.36
     031503 |          1        0.01       99.37
     031504 |          1        0.01       99.38
     031506 |          1        0.01       99.39
     031507 |          1        0.01       99.40
     031509 |          1        0.01       99.41
     031510 |          1        0.01       99.42
     031511 |          1        0.01       99.43
     031513 |          1        0.01       99.44
     041500 |          1        0.01       99.45
     041501 |          1        0.01       99.46
     041502 |          1        0.01       99.47
     041503 |          1        0.01       99.48
     041504 |          1        0.01       99.49
     041505 |          1        0.01       99.50
     041507 |          2        0.02       99.52
     041509 |          2        0.02       99.54
     041510 |          2        0.02       99.56
     041512 |          1        0.01       99.57
     041513 |          1        0.01       99.58
     041514 |          1        0.01       99.59
     041515 |          2        0.02       99.61
     041516 |          1        0.01       99.62
     041517 |          1        0.01       99.63
     041519 |          1        0.01       99.64
     041520 |          1        0.01       99.65
     041521 |          1        0.01       99.66
     041523 |          1        0.01       99.67
     041527 |          1        0.01       99.68
     051502 |          1        0.01       99.69
     051511 |          1        0.01       99.70
     051519 |          1        0.01       99.71
     051521 |          1        0.01       99.72
     051529 |          1        0.01       99.73
     051532 |          1        0.01       99.74
     051537 |          1        0.01       99.75
     051548 |          1        0.01       99.76
     051566 |          1        0.01       99.77
     051580 |          1        0.01       99.78
     051588 |          1        0.01       99.79
     061500 |          1        0.01       99.80
     061501 |          1        0.01       99.81
     061502 |          1        0.01       99.82
     061503 |          1        0.01       99.83
     061504 |          1        0.01       99.84
     061506 |          1        0.01       99.85
     061507 |          1        0.01       99.86
     061508 |          2        0.02       99.88
     061509 |          1        0.01       99.89
     061510 |          1        0.01       99.90
     061511 |          1        0.01       99.91
     061514 |          1        0.01       99.92
     061516 |          1        0.01       99.93
     061518 |          1        0.01       99.94
     061519 |          1        0.01       99.95
     061521 |          1        0.01       99.96
     061522 |          1        0.01       99.97
     061523 |          1        0.01       99.98
     061526 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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