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

 registered |
    nurse - |
   contract |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,856       98.56       98.56
        .01 |          1        0.01       98.57
        .06 |          2        0.02       98.59
        .11 |         15        0.15       98.74
        .16 |          1        0.01       98.75
        .17 |          3        0.03       98.78
        .19 |          1        0.01       98.79
        .21 |          1        0.01       98.80
        .23 |         14        0.14       98.94
        .24 |          1        0.01       98.95
        .25 |          1        0.01       98.96
        .26 |          1        0.01       98.97
        .29 |          1        0.01       98.98
        .34 |          7        0.07       99.05
        .36 |          1        0.01       99.06
        .43 |          1        0.01       99.07
        .46 |          9        0.09       99.16
        .47 |          1        0.01       99.17
         .5 |          1        0.01       99.18
        .57 |          2        0.02       99.20
        .59 |          1        0.01       99.21
        .69 |          4        0.04       99.25
        .71 |          1        0.01       99.26
        .76 |          1        0.01       99.27
         .8 |          2        0.02       99.29
        .81 |          1        0.01       99.30
        .83 |          1        0.01       99.31
        .86 |          2        0.02       99.33
        .91 |          3        0.03       99.36
        .93 |          1        0.01       99.37
        .97 |          1        0.01       99.38
       1.03 |          2        0.02       99.40
       1.09 |          2        0.02       99.42
       1.14 |          4        0.04       99.46
       1.19 |          1        0.01       99.47
        1.2 |          1        0.01       99.48
       1.26 |          2        0.02       99.50
       1.34 |          2        0.02       99.52
       1.37 |          1        0.01       99.53
       1.43 |          1        0.01       99.54
       1.49 |          2        0.02       99.56
       1.51 |          1        0.01       99.57
        1.6 |          2        0.02       99.59
       1.87 |          1        0.01       99.60
          2 |          1        0.01       99.61
       2.06 |          1        0.01       99.62
       2.07 |          1        0.01       99.63
       2.09 |          1        0.01       99.64
       2.14 |          1        0.01       99.65
       2.29 |          1        0.01       99.66
       2.37 |          2        0.02       99.68
        2.4 |          2        0.02       99.70
       2.44 |          1        0.01       99.71
       2.49 |          1        0.01       99.72
       2.51 |          3        0.03       99.75
       2.61 |          1        0.01       99.76
       2.67 |          1        0.01       99.77
       2.69 |          1        0.01       99.78
       2.79 |          1        0.01       99.79
       2.86 |          1        0.01       99.80
       2.91 |          1        0.01       99.81
       2.96 |          1        0.01       99.82
       2.97 |          1        0.01       99.83
        3.1 |          1        0.01       99.84
       3.11 |          1        0.01       99.85
        3.2 |          1        0.01       99.86
       3.26 |          1        0.01       99.87
       3.49 |          1        0.01       99.88
       3.83 |          1        0.01       99.89
          4 |          1        0.01       99.90
       4.01 |          1        0.01       99.91
       4.16 |          1        0.01       99.92
       4.41 |          1        0.01       99.93
       4.83 |          1        0.01       99.94
        4.9 |          1        0.01       99.95
       5.36 |          1        0.01       99.96
       6.03 |          1        0.01       99.97
       6.51 |          1        0.01       99.98
       8.91 |          1        0.01       99.99
      22.13 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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