Frequencies for first 10,000 rows of nrs_aide_cntrct_cnt variable in pos2005 dataset :

 cert nurse |
    aides - |
   contract |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,860       98.60       98.60
        .07 |          1        0.01       98.61
         .1 |          1        0.01       98.62
        .11 |          7        0.07       98.69
        .17 |          2        0.02       98.71
        .23 |          5        0.05       98.76
        .24 |          1        0.01       98.77
        .26 |          2        0.02       98.79
        .33 |          1        0.01       98.80
        .34 |          3        0.03       98.83
        .44 |          1        0.01       98.84
        .46 |          7        0.07       98.91
         .5 |          1        0.01       98.92
        .56 |          1        0.01       98.93
        .57 |          8        0.08       99.01
        .59 |          1        0.01       99.02
        .69 |          3        0.03       99.05
        .79 |          1        0.01       99.06
         .8 |          3        0.03       99.09
        .91 |          2        0.02       99.11
        .94 |          1        0.01       99.12
        .97 |          1        0.01       99.13
       1.03 |          3        0.03       99.16
       1.07 |          2        0.02       99.18
       1.19 |          1        0.01       99.19
       1.24 |          2        0.02       99.21
       1.26 |          3        0.03       99.24
        1.3 |          1        0.01       99.25
       1.36 |          1        0.01       99.26
       1.37 |          2        0.02       99.28
        1.4 |          1        0.01       99.29
       1.44 |          1        0.01       99.30
       1.49 |          1        0.01       99.31
        1.5 |          3        0.03       99.34
        1.6 |          2        0.02       99.36
       1.64 |          1        0.01       99.37
       1.67 |          2        0.02       99.39
       1.83 |          1        0.01       99.40
       1.86 |          1        0.01       99.41
        1.9 |          1        0.01       99.42
       1.93 |          1        0.01       99.43
       1.94 |          1        0.01       99.44
          2 |          1        0.01       99.45
       2.14 |          1        0.01       99.46
       2.16 |          1        0.01       99.47
        2.2 |          1        0.01       99.48
       2.29 |          2        0.02       99.50
       2.36 |          1        0.01       99.51
        2.4 |          1        0.01       99.52
       2.51 |          1        0.01       99.53
       2.57 |          1        0.01       99.54
       2.74 |          2        0.02       99.56
       2.84 |          1        0.01       99.57
        2.9 |          1        0.01       99.58
          3 |          1        0.01       99.59
       3.14 |          1        0.01       99.60
        3.2 |          1        0.01       99.61
       3.21 |          1        0.01       99.62
       3.26 |          1        0.01       99.63
       3.34 |          1        0.01       99.64
       3.43 |          1        0.01       99.65
       3.54 |          1        0.01       99.66
        4.2 |          1        0.01       99.67
       4.23 |          2        0.02       99.69
       4.27 |          1        0.01       99.70
       4.34 |          1        0.01       99.71
       4.57 |          1        0.01       99.72
       4.86 |          2        0.02       99.74
       5.07 |          1        0.01       99.75
       5.37 |          2        0.02       99.77
       5.71 |          1        0.01       99.78
          6 |          1        0.01       99.79
       6.29 |          1        0.01       99.80
       6.74 |          1        0.01       99.81
       6.86 |          2        0.02       99.83
       7.14 |          1        0.01       99.84
        7.2 |          1        0.01       99.85
       8.29 |          1        0.01       99.86
       8.46 |          1        0.01       99.87
       8.56 |          1        0.01       99.88
       8.86 |          1        0.01       99.89
      10.77 |          1        0.01       99.90
      14.93 |          1        0.01       99.91
      15.29 |          1        0.01       99.92
      15.94 |          1        0.01       99.93
      18.31 |          1        0.01       99.94
      21.27 |          1        0.01       99.95
      25.37 |          1        0.01       99.96
      29.36 |          1        0.01       99.97
      51.23 |          1        0.01       99.98
      52.86 |          1        0.01       99.99
      70.21 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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