Frequencies for first 10,000 rows of rndref13 variable in h84 dataset :

  REFERENCE |
     PERSON |      Freq.     Percent        Cum.
------------+-----------------------------------
         10 |        773        7.73        7.73
         11 |        767        7.67       15.40
         12 |      1,044       10.44       25.84
         13 |        844        8.44       34.28
         14 |        663        6.63       40.91
         15 |        955        9.55       50.46
         16 |        919        9.19       59.65
         17 |        642        6.42       66.07
         18 |        774        7.74       73.81
         19 |        955        9.55       83.36
         20 |        127        1.27       84.63
         21 |        109        1.09       85.72
         22 |        107        1.07       86.79
         23 |        131        1.31       88.10
         24 |        110        1.10       89.20
         25 |        147        1.47       90.67
         26 |        157        1.57       92.24
         27 |        115        1.15       93.39
         28 |         72        0.72       94.11
         29 |        117        1.17       95.28
         30 |         32        0.32       95.60
         31 |         22        0.22       95.82
         32 |         25        0.25       96.07
         33 |         28        0.28       96.35
         34 |         26        0.26       96.61
         35 |         41        0.41       97.02
         36 |         19        0.19       97.21
         37 |         29        0.29       97.50
         38 |         13        0.13       97.63
         39 |         23        0.23       97.86
         40 |         15        0.15       98.01
         41 |         29        0.29       98.30
         42 |          6        0.06       98.36
         43 |         14        0.14       98.50
         44 |          6        0.06       98.56
         45 |          9        0.09       98.65
         46 |         11        0.11       98.76
         47 |          3        0.03       98.79
         48 |          3        0.03       98.82
         49 |          2        0.02       98.84
         50 |         16        0.16       99.00
         51 |          9        0.09       99.09
         52 |          2        0.02       99.11
         53 |         14        0.14       99.25
         54 |         10        0.10       99.35
         56 |          2        0.02       99.37
         57 |          2        0.02       99.39
         58 |          7        0.07       99.46
         59 |          9        0.09       99.55
         60 |          3        0.03       99.58
         62 |          1        0.01       99.59
         64 |          1        0.01       99.60
         65 |          1        0.01       99.61
         66 |          1        0.01       99.62
         67 |         10        0.10       99.72
         68 |          1        0.01       99.73
         70 |          2        0.02       99.75
         74 |         11        0.11       99.86
         75 |          1        0.01       99.87
         76 |          7        0.07       99.94
         77 |          3        0.03       99.97
         78 |          1        0.01       99.98
         95 |          1        0.01       99.99
        999 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Feb 2018